O-Ring (5 Pk), ID: 3.94", W: 0.135"

O-Ring. I.D.: 3.940" or 100mm. Width: 0.135" or 3.4mm. Package of 5. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. I.D.: 3.940" or 100mm Width: 0.135" or 3.4mm Package of 5 Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty