Caffewerks 8.4mm Rancilio Silicone Group Head Gasket

This is the Caffewerks 8.4mm silicone replacement group head gasket for the Rancilio Silvia, Silvia Pro, and Silvia Pro X. Silicone gaskets are known to last much longer before needing replacement, and they do not produce the odor that rubber gaskets can over time.