Compatibility: This coffee machine wool ring accessory fits a variety of espresso machine models, including BES870, BES880, BES878, BCG820, and BES980. Premium Quality: Our felt washer is compatible with espresso machine grinders and made from high-quality felt material to provide optimal protection. This essential accessory helps prevent damage during transit and keeps coffee grounds clean and contained. Easy to Use: Designed for simple installation, this wool ring is a convenient addition to your espresso machine accessories. Users appreciate the hassle-free setup that helps maintain grinder performance. Must-Have Accessory: Ideal for both home use and commercial settings, this felt washer kit helps ensure your espresso machine grinder operates smoothly and efficiently. Keep your machine in excellent condition with this reliable replacement part. Note: Slight color variations due to lighting or display differences may occur and are not considered defects. These variations do not affect functionality. Color: As shown in photo Material: Felt Package Contents: 5 x Felt Washer Replacement Note: Light reflection and different displays may cause the item's color in the image to vary slightly from the actual product. Measurement may vary by +/- 1-3 cm.