DIXON 4-Bolt Clamp, 2 in Nominal, Minimum Clamp Diameter: 2-1/2 in, Maximum Clamp Diameter: 2.78 in, Iron, Zinc-Plated, Locking Style: Bolt, 4.406 in L, 3-7/8 in W, 450 deg F, 60 ft-lb Torque