Female-End Leveling Mount, Leveling Mount Type Swivel Boltless, Base Dia. 4 in, Height 1.88 in, Load Capacity 20, 000 lb, Thread Size 1 In. -8, Construction Steel, Hex 1-3/8 in, Includes Jam Nut, Connection Type Boltless, Bolt Length Not Applicable, Finish Nickel-Plated, Base Material Steel, Bolt Material Not Applicable, Swivel Angle 15 Degrees, Base Shape Round, Series Level-It, Base Steel, Socket Material Steel. This item has been restricted from sale in the following state (s): []