All

E61 manual group head chrome mushroom.  For group heads with a lever.  Does not include the cap, gasket, filter or gigleur.   Cross-references: ...

This is an original Rocket E61 mushroom cylinder which found on newer Rocket Espresso machines and is an improvement over the traditional chrome ...

This is an original Rocket E61 mushroom which found on newer Rocket Espresso machines and is an improvement over the traditional chrome coated br...

E61 solenoid group head chrome mushroom.  For group heads without a lever only.  Does not include the cap, gasket, filter or gigleur.   Cross-ref...

This is a generic stainless steel E61 mushroom (upper sleeve) assembly. Compatible with most E61 machines with a manual group head.

This is an original ECM E61 mushroom (upper sleeve). Comes fully assembled.   Cross-references: Part number Manufacturer P1000.1 ECM 1...