Female-End Leveling Mount, Leveling Mount Type Swivel Boltless, Base Dia. 4 in, Height 1.88 in, Load Capacity 6, 000 lb, Thread Size 5/8 In. -11, Construction Steel, Hex 7/8 in, Includes Jam Nut, Connection Type Boltless, Bolt Length Not Applicable, Base Material Nylon, Bolt Material Not Applicable, Swivel Angle 15 Degrees, Base Shape Round, Anti-Vibration No, Series PolyMount, Base Nylon, Socket Material Steel. This item has been restricted from sale in the following state (s): []