Leveling Mount, Leveling Mount Type Swiveling Stud, Base Dia. 3 in, Height 5.25 in, Load Capacity 3750 lb, Thread Size 1/2 In.-13, Construction Steel, Hex 3/4 in, Includes Locking Nut, Bolt Length 4 in, Finish Clear Zinc-Plated, Base Material Nylon, Thrust Pad Material Non-Skid Pad, Base Nylon w/ Non-Skid Pad