{"title":"Mazzer Doser Parts Only","description":"\u003cp\u003e\u003ca href=\"\/collections\/espresso-coffee-grinder-parts-mazzer-astoria-rio-espresso-grinder-parts\" title=\"Mazzer Grinder Parts\"\u003e\u0026lt;\u0026lt; Back To Mazzer Grinder Parts\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e                \r\n                \r\n                \r\n                \r\n                \u003ca class=\"diagram_small_img header__action-item-link\" aria-controls=\"parts_diagram\" aria-expanded=\"false\" data-action=\"toggle-popover\"\u003e\u003cimg src=\"https:\/\/ep-shopify.s3.amazonaws.com\/media\/wysiwyg\/Parts\/mazzerdoseronlyparts.jpg\" width=\"300\" height=\"400\"\u003e\u003cbr\u003eClick to View\u003c\/a\u003e\r\n                \u003cdiv id=\"parts_diagram\" class=\"popover popover--large\" aria-hidden=\"true\"\u003e\r\n\r\n\u003cimg name=\"Mazzer_Doser_Parts_Only\" src=\"https:\/\/ep-shopify.s3.amazonaws.com\/media\/wysiwyg\/Parts\/mazzerdoseronlyparts.jpg\" width=\"736\" height=\"940\" border=\"0\" id=\"MazzerDoserPartsOnly\" usemap=\"#m_Mazzer_Doser_Parts_Only\" alt=\"\"\u003e\u003cmap name=\"m_Mazzer_Doser_Parts_Only\" id=\"m_Mazzer_Doser_Parts_Only\"\u003e\u003c\/map\u003e\n\u003c\/div\u003e","products":[{"product_id":"group-head-screen-screw-3","title":"Group Head Screen Screw","description":"\u003cp\u003e\u003cstrong\u003eGroup Head Screen Screw, Countersunk, M5 x 12mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA countersunk M5 x 12mm screen screw with a Phillips head, functionally the same as AS_55 but with cross-recessed slots instead of a straight slot. It also works to secure the lower base plate on Mazzer grinder dosers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eM5 x 12 mm, countersunk head, cross-recessed, stainless steel, UNI 7689 \/ DIN 966 \/ ISO 7047\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Group head screen mounting (Phillips-head version of AS_55); also secures Mazzer grinder doser base plates\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSimple screwdriver swap, no special tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf your group head uses a flathead screen screw instead, order AS_55, same screw, different head style. Mixing up the two just means reaching for the wrong screwdriver at the worst time.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37553945936059,"sku":"G_201","price":1.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/g_201_1.jpg?v=1610088620"},{"product_id":"mazzer-doser-return-spring","title":"Mazzer Doser Return Spring","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Return Spring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement return spring for Mazzer doser levers, fitting all Mazzer doser models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: All Mazzer doser models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA semi-challenging DIY replacement, accessible by removing the lower doser mechanism.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf this spring keeps breaking, don't just keep replacing it, check the doser lever's pivot point first. Over time the lever wears out the aluminum where the pin passes through, letting the lever wobble vertically and put excess tension on the spring. If you feel play in the lever, replace the \u003ca href=\"https:\/\/www.espressoparts.mom\/mazzer-doser-lever-and-lower-base-plate-assembly\" target=\"_blank\"\u003ecomplete plate assembly\u003c\/a\u003e instead of just the spring.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554153816251,"sku":"MAZ_10","price":2.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_10.png?v=1610090288"},{"product_id":"lower-microswitch-for-mazzer-grinders","title":"Lower Microswitch for Mazzer Grinders","description":"\u003cp\u003e\u003cstrong\u003eLower Microswitch for Mazzer Grinders\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e12A\/250V replacement microswitch for the lower switch position on Mazzer grinder dosers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e12A, 250V\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits: Mazzer grinders (lower doser microswitch position)\u003c\/li\u003e\n\u003cli\u003eReplaces: OEM Mazzer lower microswitch (MAZ_11)\u003c\/li\u003e\n\u003cli\u003eWorks with: Mazzer doser lever mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBasic electrical swap - straightforward for anyone comfortable with simple wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIf the doser counter isn't registering pulls, or the grinder won't run at all, test this switch with a multimeter before replacing the doser lever assembly - a worn microswitch is a far more common (and cheaper) failure than the lever itself.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554154340539,"sku":"MAZ_11","price":101.46,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_11_1.jpg?v=1610090295"},{"product_id":"mazzer-doser-star-washer","title":"Mazzer Doser Star Washer","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Star Washer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe lower doser star spins on top of this washer, a small but important wear part that keeps the star assembly turning smoothly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorks with: Mazzer doser lower star assembly\u003c\/li\u003e\n\u003cli\u003eReplaces: Mazzer #S000ROA02-A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAn easy DIY swap during doser servicing.\u003c\/p\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554154602683,"sku":"MAZ_119","price":2.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_119.png?v=1610090299"},{"product_id":"mazzer-grinder-54-5mm-bolt-on-coffee-tamp-replacement-special-order-item","title":"Mazzer 54.5 mm Bolt-On Coffee Tamp","description":"\u003cp\u003eBolt-on espresso tamp for Mazzer grinder doser units – mounts directly to doser for consistent tamping.\u003c\/p\u003e\u003ch2\u003e\n\u003cstrong\u003eSpecifications\u003c\/strong\u003e:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDiameter: 54.5 mm\u003c\/li\u003e\n\u003cli\u003eType: Bolt-on tamp\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMazzer doser units\u003c\/li\u003e\n\u003cli\u003eCompatible with portafilter baskets smaller than 55 mm inside diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e\n\u003cstrong\u003eInstallation\u003c\/strong\u003e:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRemove existing grind adjustment collar if needed\u003c\/li\u003e\n\u003cli\u003eBolt tamp assembly to doser\u003c\/li\u003e\n\u003cli\u003eRecommended for qualified technician.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554163712187,"sku":"MAZ_12","price":32.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/files\/MAZ_12.jpg?v=1727386375"},{"product_id":"upper-microswitch-mazzer-automatic-grinders","title":"Upper Microswitch - Mazzer Automatic Grinders","description":"\u003cp\u003e\u003cstrong\u003eUpper Microswitch, Mazzer Automatic (Timer) Grinders\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the upper microswitch used in Mazzer's automatic, timer-driven grinders, the switch that tells the motor when to start and stop grinding. It ships complete with leads pre-attached; there are no serviceable parts inside, so replacement is the only fix once it fails.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer automatic (electronic-timer) grinder models\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTechnician-level job, requires opening the doser\/motor housing and correctly re-routing and reconnecting the leads; not a beginner task.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf your automatic Mazzer won't start, runs continuously, or grinds only intermittently when you jiggle the doser, suspect this switch before the motor or control board, microswitches fail far more often and are a much cheaper fix.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554164564155,"sku":"MAZ_13","price":94.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_13_1.jpg?v=1610090359"},{"product_id":"lower-star-for-mazzer-espresso-grinder-doser-dosing-units","title":"Lower Star for Mazzer Espresso Grinder Doser (Dosing) Units","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Lower Star\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe lowest aluminum portion of the doser star assembly, this is the piece that actually scrapes the bottom of the doser chamber to clear grounds with each handle pull.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum\u003c\/li\u003e\n\u003cli\u003eNot pre-drilled for the 3 x 10 mm elastic fixing pin\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer espresso grinder doser assemblies\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA moderate DIY job, you'll need to drill for the 3 x 10 mm elastic fixing pin since this part doesn't come pre-drilled.\u003c\/p\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554170101947,"sku":"MAZ_14","price":30.44,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_14_1.jpg?v=1610090410"},{"product_id":"mazzer-grinder-doser-star-spring","title":"Mazzer Grinder Doser Star Spring","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Star (Pressure) Spring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the pressure spring, sometimes called the doser pressure or star spring, that returns the doser star to rest position after each lever pull, keeping the ratcheting action crisp and consistent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e50 x 14.5 mm\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer doser-equipped grinders using the standard doser star mechanism (Super Jolly, Major, Kony, Robur, etc.)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDIY-friendly if you're comfortable working inside the doser housing, the spring hooks onto the star and cam, no special tools needed, but note orientation before removing the old one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eA tired or stretched doser spring is the classic cause of a doser lever that feels \"mushy\" or won't fully return between pulls, if your Mazzer's lever needs a second tug to reset, this spring is usually the cheap fix, not the star itself.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554171216059,"sku":"MAZ_15","price":1.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_15_1.jpg?v=1783621677"},{"product_id":"mazzer-mini-doser-lens","title":"Mazzer Mini\/Lux Doser Lens","description":"\u003cp\u003e\u003cstrong\u003eMazzer Mini\/Lux Doser Lens\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement doser lens for post-2009 Mazzer Mini and Lux dosers, sized differently than the earlier lens used on pre-2009 models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eSize: 120 x 70 mm, 70 mm tall\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: post-2009 Mazzer Mini and Lux dosers only\u003c\/li\u003e\n\u003cli\u003eReplaces: for pre-2009 Mini, Kony, Major and Super Jolly dosers, use the \u003ca href=\"https:\/\/www.espressoparts.mom\/mazzer-plastic-dosing-lens-dosimeter-plastic\" target=\"_blank\"\u003eMAZ_19\u003c\/a\u003e lens instead, it's 2 mm shorter with a different grounds cut-out height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAn easy DIY swap on the doser lid.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eConfirm your doser's manufacture date before ordering, the post-2009 and pre-2009 lenses are close in size but not interchangeable.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554171543739,"sku":"MAZ_154","price":20.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_154.2.jpg?v=1783620018"},{"product_id":"mazzer-grinder-middle-doser-star","title":"Mazzer Grinder Middle Doser Star","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Middle Star (Aluminum)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCenter aluminum portion of the doser star assembly - the part that travels up and down to set how much ground coffee is dispensed with each rotation of the doser.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial: aluminum\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits: Mazzer grinder dosers\u003c\/li\u003e\n\u003cli\u003eReplaces: OEM Mazzer doser middle star (MAZ_16)\u003c\/li\u003e\n\u003cli\u003eWorks with: Mazzer doser star assembly (upper and lower sections)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDoser disassembly required - moderate difficulty; a first-timer may want a tech's help.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIf the doser is dispensing inconsistent portions even after adjusting the volume ring, check this star for wear or a bent shaft before replacing the whole doser - it's the part that actually meters the dose.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554174132411,"sku":"MAZ_16","price":34.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_16_1.jpg?v=1610090424"},{"product_id":"dosing-sector","title":"Dosing Sector","description":"\u003cp\u003e\u003cstrong\u003eMazzer Stainless Steel Dosing Sector\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStainless steel doser section used in the Mazzer doser star assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial: stainless steel\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits: Mazzer grinder dosers\u003c\/li\u003e\n\u003cli\u003eReplaces: OEM Mazzer dosing sector (MAZ_17)\u003c\/li\u003e\n\u003cli\u003eWorks with: Mazzer doser star assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDoser disassembly required - a moderate DIY job.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eInspect the sector's edges for burrs before reinstalling - grounds packing along a nicked edge is a common cause of uneven doser distribution.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554174329019,"sku":"MAZ_17","price":9.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_17_1.jpg?v=1783619192"},{"product_id":"upper-grinder-doser-star-mazzer-espresso-grinders","title":"Upper Grinder Doser Star - Mazzer Espresso Grinders","description":"\u003cp\u003e\u003cstrong\u003eUpper Doser Star, Long Scraping Rod (Mazzer)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis upper doser star carries the longest scraping rod in Mazzer's doser lineup (~87mm), sweeping grounds evenly across all six doser chambers for consistent dosing pull after pull. As these are being phased out, they are now a special order item, and typically require 6-8 weeks for processing prior to shipping.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e~87 mm scraping rod\u003c\/li\u003e\n\u003cli\u003eMazzer OEM #SMJSSTA04\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: Major, Robur, Royal, Super Jolly and Stark doser models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStraightforward doser-housing swap for anyone comfortable removing the doser lid and star assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf your doser is dispensing unevenly between chambers or leaving residual grounds in the back, check this star's scraping rod for wear before assuming the whole doser needs replacing, rod length is what determines how completely each chamber gets swept.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LF","offers":[{"title":"Default Title","offer_id":37554174689467,"sku":"MAZ_18","price":30.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_18_1.jpg?v=1610090474"},{"product_id":"mazzer-plastic-dosing-lens-dosimeter-plastic","title":"Mazzer Plastic Dosing Lens - Dosimeter Plastic","description":"\u003cp\u003e\u003cstrong\u003eMazzer Plastic Dosing Lens - Dosimeter Plastic\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis dosing lens has raised lines at the top and a coffee-pass notch positioned higher than the newer style, fitting pre-2009 Mini, Super Jolly, Kony, and M-100 Mazzer grinders. Have a post-2009 Mini Mazzer? You'll want the \u003ca href=\"https:\/\/www.espressoparts.mom\/mazzer-mini-doser-lens\" target=\"_blank\"\u003eMAZ_154\u003c\/a\u003e lens instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e120 x 68 mm\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: Pre-2009 Mazzer Mini, Super Jolly, Kony, and M-100 grinders\u003c\/li\u003e\n\u003cli\u003eReplaces: MAZ_19\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDIY-friendly, drops into the doser lid.\u003c\/p\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554177278139,"sku":"MAZ_19","price":19.12,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_19.2.jpg?v=1610090476"},{"product_id":"mazzer-espresso-grinder-doser-lid","title":"Mazzer Espresso Grinder Doser Lid","description":"\u003cp\u003e\u003cstrong\u003eMazzer Espresso Grinder Doser Lid - 125mm\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis 125mm replacement doser lid fits all Mazzer doser-equipped grinders, updated with rubber molded around the inner circumference for a tighter, quieter seal than the old bare-plastic version.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e125mm diameter\u003c\/li\u003e\n\u003cli\u003eRubber molded around the inner circumference (updated version)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eFits: Mazzer Super Jolly, Normale, Mini and Major doser models\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDIY - direct drop-in fit onto the doser.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIf your current doser lid rattles on the doser lip or lets grounds dust escape while dosing, that's the bare-plastic style the old design used - this rubber-rimmed version was introduced specifically to fix that rattle and seal tighter.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554178097339,"sku":"MAZ_20","price":20.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_20_1.jpg?v=1610090478"},{"product_id":"mazzer-lower-micro-switch-star-spring","title":"Mazzer Lower Micro-switch Star Spring","description":"\u003cp\u003e\u003cstrong\u003eMazzer Lower Micro-switch (Release) Spring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlso known as the release spring, this small spring returns the lower microswitch actuator to its rest position after each doser lever pull on Mazzer's automatic and semi-automatic grinder dosers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e14.5 x 12.5 mm\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer doser-equipped grinders with lower microswitch assemblies\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQuick DIY fix once the doser housing is open, hooks onto the switch actuator and mounting post.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eA weak or missing release spring is a common cause of a doser microswitch that sticks \"on\" or double-triggers, check this spring before condemning the switch itself.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554185273531,"sku":"MAZ_22","price":1.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_22_1.jpg?v=1610090531"},{"product_id":"mazzer-kony-robur-portafilter-support-fork","title":"Mazzer Kony\/Robur Portafilter Support Fork","description":"\u003cp\u003e\u003cstrong\u003ePortafilter Support Fork, Mazzer Kony\/Robur E (Electronic)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the longer, 72mm portafilter support fork used on the Kony and Robur Electronic (E) models, positioning your portafilter squarely under the dosing chute.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e72 mm length\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Kony E and Robur E (Electronic) models, standard (non-E) Kony\/Robur, Super Jolly and Major models use a shorter fork instead\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBolts on with the existing mounting screws, a five-minute swap.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf your portafilter (especially a spouted one) isn't centering under the chute, confirm you have the correct-length fork for your model, the E-series fork is noticeably longer than the standard version and the two aren't interchangeable.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554185961659,"sku":"MAZ_243","price":44.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_243.jpg?v=1610090537"},{"product_id":"mazzer-espresso-grinder-coffee-doser-counter","title":"Mazzer Espresso Grinder Coffee Doser Counter","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Lever Pull Counter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMechanical counter that tracks doser lever pulls, so you can keep an accurate running count of shots dispensed from your Mazzer doser.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits: Mazzer grinder dosers\u003c\/li\u003e\n\u003cli\u003eReplaces: OEM Mazzer doser counter (MAZ_25)\u003c\/li\u003e\n\u003cli\u003eWorks with: Mazzer doser lever\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSimple DIY mount, typically secured to the doser body with a couple of screws.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eReset the counter to zero on the bench before mounting it - it's much easier to zero out before installation than after.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554190385339,"sku":"MAZ_25","price":84.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_25.jpg?v=1783617454"},{"product_id":"mazzer-doser-bolt-spring","title":"Mazzer Doser Bolt Spring","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Pawl\/Ratchet Bolt Spring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis spring tensions the pawl ratchet mechanism inside the Mazzer doser, giving the doser lever its distinctive click-stop feel as it advances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer doser mechanisms using the standard pawl ratchet\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn-housing repair, requires opening the doser to access the ratchet assembly; comfortable DIYers can manage it with basic hand tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf the doser lever spins freely without the usual ratcheting resistance, this spring, not the pawl itself, is almost always the failed part.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554191237307,"sku":"MAZ_26","price":2.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_26.png?v=1783619904"},{"product_id":"mazzer-grinder-regulator-knob","title":"Mazzer Grinder Regulator Knob","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Fin Adjustment (Regulator) Knob\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the regulator knob you loosen or tighten to adjust the doser fin, Mazzer's method for fine-tuning how much coffee each doser lever pull dispenses. As these are being phased out, they are now a special order item, and typically require 6-8 weeks for processing prior to shipping.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: Mazzer doser-equipped grinders with adjustable doser fins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExternal, tool-free swap, simply unthreads from the doser fin adjustment post.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf dose weight drifts pull to pull, check that this knob is actually locking down tight, a stripped or loose regulator knob lets the fin creep out of adjustment during normal grinder vibration.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554195497147,"sku":"MAZ_29","price":17.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_29.2.png?v=1785169100"},{"product_id":"mazzer-doser-spring-retainer","title":"Mazzer Doser Spring Retainer","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Spring Retainer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis retainer holds both doser return springs in place and catches the cam as the doser lever cycles, keeping the return mechanism aligned and rattle-free.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer doser mechanisms (return-spring\/cam assembly)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn-housing part, requires removing the doser cover to access; straightforward for anyone comfortable with basic disassembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eA cracked or worn retainer often shows up as a loose, rattling doser lever or springs that pop out of position during use, inspect this part first if springs keep working loose after reassembly.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554195726523,"sku":"MAZ_31","price":11.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_31_2.jpg?v=1610090649"},{"product_id":"mazzer-major-anti-static-doser-screen","title":"Mazzer Major Anti-static Doser Screen","description":"\u003cp\u003e\u003cstrong\u003eMazzer Major Anti-Static Doser Screen\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis screen affixes to the outside of the doser funnel to reduce grounds static and clumping, keeping doser distribution more even.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: Mazzer Major doser funnel\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA simple DIY install, mount with the Mazzer stamp facing away and to the right as placed against the funnel, using an adhesive \u003ca href=\"https:\/\/www.espressoparts.mom\/mazzer-espresso-coffee-grinder-doser-spout-to-body-gasket\"\u003egasket\u003c\/a\u003e (sold separately) to hold it in place.\u003c\/p\u003e","brand":"Mazzer","offers":[{"title":"Default Title","offer_id":37554196021435,"sku":"MAZ_324","price":19.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_324_2.jpg?v=1610090655"},{"product_id":"mazzer-espresso-coffee-grinder-doser-spout-to-body-gasket","title":"Mazzer Espresso Coffee Grinder Doser Spout to Body Gasket","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Spout-to-Body Gasket\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis gasket seals the chute\/spout assembly against the grinder body to keep grounds from leaking out around the doser mount.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eFits: all Mazzer doser models\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDIY - a simple gasket swap.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIf you're seeing a fine dusting of grounds collecting around the base of your doser chute, this gasket has hardened or compressed and lost its seal - it's a cheap, five-minute fix that often gets mistaken for a doser alignment problem.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37554202738875,"sku":"MAZ_67","price":3.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/maz_67.jpg?v=1610090731"},{"product_id":"mazzer-doser-lever-and-lower-base-plate-assembly","title":"Mazzer Doser Lever and Lower Base Plate Assembly","description":"\u003cp\u003e\u003cstrong\u003eMazzer Doser Lever \u0026amp; 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