MIP shiny CVD kit for the Traxxas Electric Stampede or Rustler. CVD's are Constant Velocity Drives. Finished with a black oxide rust preventive coating. They are completely rebuildable and have almost zero backlash. Machined alloy steel (hardened for strength). Provide positive acceleration with no binding. This package includes two CVD bones, CVD lube, 2 CVD axles, one CVD lube, two CVD axles. one hex wrench and one set of CVD hardware (includes the coupling assembly)