ACE Group Cap O-Ring for La Marzocco, Slayer and Spirit
ACE's Group Cap O-Rings are made from a specially formulated from FDA approved FKM (Viton). These have been tested and refined through years of trials of different formulas and hardness. Great replacement choice for leaking group caps. Bright green and sized at 2.7 thick x 75.8 mm internal diameter .
Replaces La Marzocco L103/A