(2) 171000-4 7/32 in ID x 11/32 in OD O-Ring, (1) Piston Assembly, (1) Fiber Gasket, (1) Rod, (1) Leather Washer, (1) 0.112 in ID x 0.348 in OD V-Block Packing and (1) 0.75 oz Magnalube-G Teflon Grease Tube