Male-End Leveling Mount, Leveling Mount Type Fixed Stud, Base Dia. 2 1/2 in, Height 4.44 in, Load Capacity 3,000 lb, Thread Size 1/2 In.-13, Construction Steel, Hex 3/4 in, Includes (2) Jam Nuts, Connection Type Threaded Stud, Bolt Length 3 in, Base Material Steel, Thrust Pad Material Elastomer, Base Shape Round, Anti-Vibration Yes, Series Level-It, Base Steel w/ Anti-Vibration Pad, Socket Material Not Applicable