Female-End Leveling Mount, Leveling Mount Type Swivel Boltless, Base Dia. 3 in, Height 1.5 in, Load Capacity 7,200 lb, Thread Size 3/4 In.-10, Construction 12L14 Steel, Connection Type Boltless, Bolt Length Not Applicable, Finish Black Oxide-Coated, Base Material Steel, Bolt Material Not Applicable, Swivel Angle 10 Degrees , Base Shape Round, Base Thickness 0.5 in, Base -, Socket Material 12L14 Steel