This is the Plastic and Rebuild Kit for use on the Pro-Line Powerstroke Shocks for the Traxxas Slash. FEATURES: Nylon construction Black in color Direct replacement parts INCLUDES: Four Shock Rod Ends Two Spring Retainers Two Shock Bushings Two Shock Pistons Two Nylon Washers Two Spring Guides Internal Shock Washers Four E-Clips Eight O-Rings REQUIRES: Installation on the shocks lmm 01.28.10 ir/jxs