Traxxas 5142 Hex-Drive Caphead Machine Screws, 3x15mm (set of 6) Set of six 3x15mm screws Cap-head machine (hex drive) with split and flat washers Use Traxxas stock and hop-up replacement parts to get the most out of you Traxxas RTR vehicles This product is made from high quality materials and designed for lasting performance This is for use on RC vehicles, consult your user's manual for exact parts listings