This is a 2-56 Swivel Ball Link Set with Hardware
FEATURES
Brass, plastic, & steel construction
INCLUDES
One swivel ball links w/2-56 self-threading shank (.997" long)
One 2-56x1/2" socket head cap screws (black)
One 2-56 nut (Silver)
One beveled spacer .084x.186x.081 (ID x OD x thickness) (brass)
REQUIREMENTS
5/64" allen wrench for socket head cap screws
3/16" wrench for the nuts