Leveling Mount, Leveling Mount Type Anti-Vibration, Base Dia. 3 in, Height 7.44 in, Load Capacity 5500 lb, Thread Size 3/4 In.-10, Construction Steel, Hex 1-1/16 in, Includes 2 Locking Nuts, Bolt Length 6 in, Finish Clear Zinc-Plated, Base Material Steel, Thrust Pad Material Anti-Vibration Pad, Anti-Vibration Yes, Base Steel w/ Anti-Vibration Pad