DIXON 4-Bolt Clamp, 1-1/4 in Nominal, Minimum Clamp Diameter: 1-50/64 in, Maximum Clamp Diameter: 2-6/64 in, Iron, Zinc-Plated, Locking Style: Bolt, 3-11/16 in L, 5-1/4 in W, 450 deg F, 40 ft-lb Torque