Amazon.com: 1Pcs 54mm Silicone Steam Ring, Grouphead Gasket Seal for Breville Espresso Machine, Coffee Machine Brew Group Head Seal Gasket for Breville/Sage, Replacement 878/870/860/840/810/500/450/875/880 Part : Home & Kitchen
Amazon.com: 54mm Silicone Steam Ring, 2Pcs Replacement Silicone Gasket For Breville Espresso Machine 878/870/860/840/810/500/450/ Sage 500/870/875/880/810/878 Grouphead Gasket Replacement Part (2Pcs) (Silicone): Home & Kitchen