Hammer Front Binding Post - Brass - Assembly Includes: (1) Black Oxide Binding Post .375 (3/8") Dia. X .740" Long, (1) 8-32 X 1 1/4" Copper Contact Screw, (1) Brass Nylon Tipped Binder Screw, (2) Black Nylon Shoulder Washers, (2) #8 Brass Flat Washers, (1) 8-32 X 1/2" Brass Phillips Pan Head Screw.