Male-End Leveling Mount, Leveling Mount Type Swiveling Stud, Base Dia. 1.26 in, Height 2.67 in, Load Capacity 787 lbf, Thread Size 3/8 In.-16, Includes Plastic Thrust Pad, Connection Type Threaded Stud, Bolt Length 2.24 in, Base Material Steel, Thrust Pad Material Polyacetal, Bolt Material Steel, Swivel Angle 15 Degrees , Base Shape Round, Series GN 638, Socket Material Not Applicable