This handy kit includes a full set of option parts to replace the kit-standard plastic steering parts found on a stock TT-02 chassis machine. This set is ideal for beginners or first-time upgraders to option out their TT-02! - Aluminum Steering Arms x2 (Item 54574) - Aluminum Steering Posts x2 - Steering Bridge x1 (Item 54575) - Hi-Torque Servo Saver (Black) x1 (Item 51000) - TT-02 Hi-Torque Servo Saver Horn x1 (New Part) - A host of other metal parts for attachment and setup adjustment are included.