This is the set of black anodized aluminum axle carriers and steering blocks for the Traxxas 1/16 Revo and 1/16 Slash. The axle carriers or steering Knuckle support the stub axles and bolt to the upper and lower suspension arms at each wheel. FEATURES: Replaces damaged axle carriers and steering blocks CNC constructed of aluminum. Aluminum O-ring set screw with Delran cup With light weight cut out YOU WILL RECEIVE: Two Aluminum Steering Blocks Four Aluminum Pivot Ball with O-ring Retainers and Delran cup One Hex Wrench COMMENTS: Brakes shown in photos are VXS21BR02 and VXS21BS02 and are sold separately.