Dynamite Stainless Steel Screw Set for Traxxas X-Maxx T-304 stainless steel will never rust or corrode Includes quality, reusable plastic pit case Replacement screw sets in stainless steel material Stainless steel screw kits that include everything needed to do a full conversion and more Stainless steel screw kits are far superior to the screws that come stock with your RC vehicle