Fits E61 Group head. Silicone gasket will last longer then the rubber gasket machines come with. It also makes sealing the portafilter easier.

AZKOYEN, BEZZERA, FAEMA, FIORENZATO C.S., FUTURA, FUTURMAT-ARIETE, GRIMAC, LELIT, PROFITEC, QUICK MILL, SANREMO, SYNESSO, VFA EXPRESS, VIBIEMME, EXPOBAR, ROCKET.