Manfrotto Adapter Spigot Standard Brass 6.8cm 2x 16mm stud 3/8in & 1/4in m

This brass Manfrotto 013 Double-ended Spigot is compatible with a variety of stands and grip gear including the 2940, 2941, 3077, 308, and 3095. It has a 5/8″ (16 mm) diameter with 1/4″-20 and 3/8″ threaded ends.