Traxxas CV Driveshaft Set (4) (Revo/Maxx 3.3)This is an optional Traxxas CV Driveshaft Set, and is intended for use with the Traxxas T Maxx 3. 3, Revo 3. 3, E Maxx and E Revo trucks. Traxxas Steel Constant Velocity Driveshafts are designed to handle the extreme horsepower and articulation that a T Maxx or Revo can dish out. The inner and outer U joints are lubricated and sealed by a rubber boot for maximum protection against the elements, and the U joint pins are held captive by a lightweight