Constructed from a 2” aluminum coupler comes with a solid chromed steel slot nut allows you to easy mount a 2” coupler on the truck bed rail system for a variety of car rigging. The size of slot nut is measured in 60mm (L)x 22mm (W)x 8mm (T) which is tailored for 2020 Toyota Tundra pickup bed rail system.Machined from solid aluminum block with black anodized finish, the Kupo Trailer Hitch Adapter measured in 2”(5cm)X2”(5cm)X18.9” (48cm) allows you to securely mount additional car rigging equipment on any vehicle comes with a 2" hitch. Two 1/2”-13 bolts & nuts instead of a traditional hitch pin ensure a strong and reliable connection without any wobble or sway. Two black couplers with located pin are included can be securely attached on the adapter with the 3/8”-16 hex socket countersunk screw (supplied) to effortless connect any 2”(48~51mm) tubes. Features eight located holes around the 3/8”-16 female threaded allow you to have an angle adjustment for the coupler in every 45 degree. The additional eight 3/8”-16 female threaded are drilled in a row on the both sides provides for connecting any rigging equipment comes with 3/8”-16 male threaded.
