Leveling Mount Leveling Mount Type Swiveling Stud Base Dia 3 in Height 9.25 in Load Capacity 3750 lb Thread Size 5/8 In.-11 Construction Steel Hex 7/8 in Includes Locking Nut Bolt Length 8 in Finish Clear Zinc-Plated Base Material Nylon Thrust Pad Material Non-Skid Pad Base Nylon w/ Non-Skid Pad