This is a CVD (constant velocity drive) kit for All Associated RC10 Off-Road Buggies. FEATURES: Made of Black Precision Machined Hardened Alloy Steel Finished with Black Oxide Rust Preventive CVD"s have Near Zero Back Lash Positive Acceleration No Binding CVD"s are Completely Rebuildable, and Installation Requires No Modifications. YOU WILL RECEIVE: Two CVD dog bones (#CVD2) Two 4-40 x 3/32" set screws(#1062) Two CVD axles (#CVD1) Two 5/64"x5/16" roll pins (#1062) Two CVD couplings (CVD4) Two 8-32 wheel nuts (#1062) Two 1/16x7/16 cross pins (#1062) One .050 allen wrench One instruction/parts list One "MIP" decal sheet btm 08/24/94 ir/jl update JAW 7/28/10 &