La Marzocco Group Bayonet Ring argenta-parts/astoria-steam-water-valves-pipes O-rings included on flange

O-rings included on flange

1/4-Size Food Pan Compatible

secure with the specified G_173 washer and V_422 screw

A short-profile group head screen for older lever-style groups

Electrical board replacement - verify your exact model/version before ordering

La Marzocco Group Bayonet Ring argenta-parts/astoria-steam-water-valves-pipes O-rings included on flangeLa Marzocco Group Bayonet Ring Bayonet ring that locks the portafilter into the group on La Marzocco machines; wears with use and eventually causes the portafilter to seat loosely or engage incorrectly. COMPATIBILITY Fits: All La Marzocco groups INSTALLATION Requires group disassembly; best handled by an experienced technician. PRO TIPS If your portafilter feels loose or won't lock in fully at the usual angle, a worn bayonet ring is the most common