Recommended Products: 1st Choice PN: 12545, 2nd Choice PN: 12609, 3rd Choice PN: 2174, 4th Choice PN: 2817, 5th Choice PN: 2178; O-Ring; 2.5 in. Matching Ferrule Size; Brown; Synthetic Rubber; Replacement
Vibrant Performance Replacement O-Rings are constructed entirely from FKM Rubber.