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Mazzer M28300/MINI

Mazzer M28300/MINI Mini Upper Dosing Star | Fits Doser

Regular price $22.37

This part ships directly from Mazzer and stock is not guaranteed. Lead time averaging 7 to 9 business days for ground shipments, 1 to 2 business days for Overnight.

If unavailable, the item will be backordered. If you have any questions check parts sheets below description. Please email or chat to confirm availability prior to ordering.

Description Details

Restore consistent, lump-free dosing to your Mazzer Mini grinder with the official Mazzer Mini Upper Dosing Star (Part # M28300/MINI). This critical replacement component is engineered to fit perfectly within the dosing chamber, ensuring precise sweeping and distribution of ground coffee into your portafilter. Over time, worn or damaged dosing stars can lead to uneven coffee mounds and inconsistent shot weights, causing frustration and wasted beans. This genuine OEM dosing star features durable construction and exact dimensions, guaranteeing the reliable mechanical agitation necessary for a clean sweep after every dose pull. If you are asking, "Why is my Mazzer Mini clumping?" or "How do I fix coffee grinder dosing issues?", replacing this dosing star is often the definitive solution to prevent uneven espresso shots.

Installation of the Mazzer Mini Upper Dosing Star (M28300/MINI) is straightforward, minimizing downtime in high-volume settings. Key benefits include dramatically improved dosing consistency, elimination of residual coffee buildup in the chamber, and a smoother workflow for your baristas. This part is designed specifically for the Mazzer Mini series of grinders, ensuring perfect rotational synergy with the lower chamber components. Maintain the factory-level precision of your commercial equipment and guarantee that every dose is exactly what your recipe requires. With a new upper dosing star, you immediately address the common problem of "inaccurate Mazzer Mini dosing" by restoring proper function to the internal sweeping mechanism.

This essential OEM part offers a massive return on consistency and performance. Specs include OEM-specified material construction for longevity and the exact fit for Mazzer Mini dosing chambers. Usage is simple: it ensures every pull of the dosing lever delivers a clean, consistent amount of coffee. Don't let a small, worn part compromise your espresso quality—upgrade today and solve your "Mazzer Mini over-dosing or under-dosing" issues permanently. This essential part for your Mazzer Mini is available now on Kaldi.com to help you achieve perfect espresso extraction every time.

Descriptions are for reference only. We do our best to fill in the blanks when manufacturers don’t provide descriptions, but details can vary. We strongly recommend checking with the manufacturer for the exact part number you need. Ordering based on the part number—rather than the description—is the best way to ensure compatibility.

Frequently Asked Questions

This Part #M28300/MINI fits Mazzer machines, including the Doser series. Compatibility may be specific to the machine's production year and model. Please consult the technical PDFs and compatibility data on this page to confirm a match for your specific unit before finalizing your purchase.

Our current database shows fitment for the Doser series. However, many Mazzer components are interchangeable across different platforms. If you have successfully installed Part #M28300/MINI on a model we haven't listed, please let us know so we can update our records for the community.

If you are unsure of the fit, do not guess. To prevent downtime, please view our Compatible Parts Diagrams to check the exploded view PDF for your specific unit, or message our parts team for assistance.

Parts from Mazzer including this mini upper dosing star ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #M28300/MINI is a 100% genuine OEM component sourced directly from the Mazzer factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for Mazzer parts typically range from 7 to 9 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All Mazzer parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.
All Mazzer parts come with a All sales final return policy. Please see our refund policy or chat for more details.

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