Kupo Universal 5/8" Stud, 3/8"-16 M & 1/4"-20 M Threads

The brass Universal Double-Sided Stud from Kupo has a baby 5/8" (16 mm) stud with 1/4"-20 male thread on one side and a 3/8"-16 thread on the other. The round stud will fit into any 5/8" (16 mm) receiver.