La San Marco Lever Group Flange mazzer-astoria-rio-espresso-grinder-parts/mazzer-super-jolly-electronic These conical-seat connections seal metal-to-metal

These conical-seat connections seal metal-to-metal with no washer needed

Visacrem and Wega

La Marzocco Steam Boiler to Check Valve Pipe

Pro tip: Lubricate pivot points during reassembly

La San Marco Lever Group Flange mazzer-astoria-rio-espresso-grinder-parts/mazzer-super-jolly-electronic These conical-seat connections seal metal-to-metalLa San Marco Lever Group Rear Flange OEM rear flange for La San Marco's old FCS, old lever, and modern Leva group assemblies. COMPATIBILITY Fits: La San Marco old FCS, old lever, and modern Leva groups INSTALLATION A moderate technician level job involving group disassembly. PRO TIPS If your group only uses the larger of the flange's two ports, you'll also need a 1 4" BSP cap to plug the unused port.