Rancilio 'Epoca' One Group Water Pipe common-universal-marzocco-parts/la-marzocco-portafilter-assembly The G1 is known for

The G1 is known for its heavy-duty precision burrs that produce a high-quality grind in under 30 seconds

the current replacement is the R_1252 knob

but the motor cover mounting geometry differs between them - confirm which "Robur" you actually have before ordering

nuts and washers included

so budget for those separately if you're rebuilding from scratch

Rancilio 'Epoca' One Group Water Pipe common-universal-marzocco-parts/la-marzocco-portafilter-assembly The G1 is known forRancilio 'Epoca' One Group Water Pipe This water pipe routes from the water inlet to the solenoid assembly, from the solenoid assembly to the boiler, and from the boiler to the steam valve on Rancilio Epoca one group and Promac Club one group machines, with similar applications on the Z 11. It ships straight and requires a pipe bender to shape for your installation. This is a special order item shipped directly from the manufacturer separately from