La Marzocco Steam Boiler to Check Valve Pipe /subscription-group-head-kits This collar adjusts grind size

This collar adjusts grind size on the Rancilio MD-40 grinder

Brass pressure gauge for La Pavoni Professional models only

Pro tip: Old collars will not work with new hoppers

Direct cover replacement

La Marzocco Steam Boiler to Check Valve Pipe /subscription-group-head-kits This collar adjusts grind sizeLa Marzocco Steam Boiler to Check Valve Pipe This pipe is found in the steam boiler hydraulics on the La Marzocco GB 5 and FB 70. This is a special order item shipped directly from the manufacturer separately from the rest of your order: in stock units ship fast, while out of stock units typically require 1 2 weeks for processing before shipping. COMPATIBILITY: Fits: La Marzocco GB 5 and FB 70, steam boiler hydraulics Replaces: OEM steam boiler to