Leveling Mount, Leveling Mount Type Swiveling Stud, Base Dia. 4 in, Height 9.31 in, Load Capacity 5000 lb, Thread Size 1/2 In.-13, Construction Steel, Hex 3/4 in, Includes Locking Nut, Bolt Length 8 in, Finish Clear Zinc-Plated, Base Material Nylon, Base Nylon