Replacing the Lower Burr Felt Washer on Breville Smart Grinder Pro / Sage Smart Grinder Pro - YouTube
Genuine Breville Parts for the Barista Touch™ - BES880 | eBay
Amazon.com: Grinder Burr Silicone Seal for Breville Barista Express/Barista Pro/Barista Touch Espresso Coffee Machine and for Breville Smart Grinder Pro - Upper Burr Grinder Gasket BES870XL/BES878/BES880: Home & Kitchen
Breville Barista Express 870/870XL grinder mod
Washer For Inner Burr SP0001577 - OEM Breville - eReplacementParts.com
Amazon.com: Breville .BES870XL/06.29 Felt Washer: Home & Kitchen