This set of O-rings & seals will rebuild the piston & piston housing on your Microcimbali. The kit contains: medium O-ring for top housing, large O-ring for bottom inner cylinder seal, 2 piston O-rings, piston rod cup seal, rod seal spacer, and 4 small O-rings for the Steam Wand Valve and the Lower Water Faucet (2 for each valve) and a viton rubber one way valve disc for the dispersion screen.backflow prevention. Portafilter gasket sold separately.
Don't forget the Dow 111 Lube for assembly!
