Vibrant stainless steel spring-loaded T-bolt clamp pack for 3.5in ID couplings with a 3.78–4.08in OD range. Featuring a 304 stainless band and floating bridge with a zinc-plated t-bolt, lock nut and spring, the clamps adjust to thermal and pressure changes to keep even tension. Smooth inner band protects hoses, recommended torque is 50 in-lbs, and the hardware suits high-boost installations.
Vibrant SS T-Bolt Clamps Pack of 2 Size Range: 3.78in to 4.08in OD For use w/ 3.5in ID Couplings