This is a replacement set of two Arrma Kraton 8S BLX Steering Knuckles, intended for use with the BLX 4x4 Kraton. Features: Tough composite material for increased crash resistance and long-lasting durability during the most extreme RC action Molded-in metal reinforcement adds significant amounts of strength to the pivot ball cups Precision pivot ball housings for smooth suspension and steering operation in all conditions Specially designed composite steering plate spacers Includes: (1) Composite Steering Knuckle Left (1) Composite Steering Knuckle Right (2) Steering Plate Spacer