Mazzer 4 X 4 X 14 Key (M28255)

Restore the dependable performance of your Mazzer grinder with the genuine Mazzer 4 X 4 X 14 Key (Part # M28255). This small but vital OEM component is engineered to maintain the precise connection between the motor shaft and the drive mechanism, preventing slippage that can lead to inconsistent grinding or complete machine failure. If you are experiencing problems where your "Mazzer grinder won't turn" or the "grinder burrs stopped spinning," a damaged or sheared key is often the core issue. Manufactured to exact specifications (4mm x 4mm x 14mm) from high-grade steel, this key is essential for transmitting maximum torque from the motor to the grinding burrs, ensuring your grinder operates with factory-level precision and speed.

Proper installation of the Mazzer 4 X 4 X 14 Key is critical for consistent, high-volume operation. As a keyway component, it fits securely into the slot on the motor shaft, enabling seamless mechanical linkage. The primary benefit of using this genuine OEM replacement from Kaldi.com is the guaranteed compatibility and material integrity, which drastically reduces the likelihood of future drive failures. For preventative maintenance or when your "Mazzer motor runs but burrs don't move," replacing this inexpensive part can be a quick and cost-effective fix, maximizing machine uptime and eliminating workflow disruptions in a commercial environment.

Don't let a minor component compromise your espresso quality. Ensure maximum operational efficiency and consistent grind quality by choosing the official Mazzer M28255 key. By utilizing this part, you address the common "how to fix Mazzer motor slippage" problem directly. Its compact size belies its importance, serving as the necessary mechanical link for all Mazzer grinders requiring a 4x4x14mm key. Invest in this authentic replacement today to ensure years of reliable, precise grinding performance and protect the longevity of your valuable commercial espresso equipment.