the nickel plate process boosts the steel hardness level to that of your automotive grade tools

Wheelbase adjustable from 3 5/8" to 4 7/8" (92mm to 123mm) - Includes Hawk 18

2pc (L+R) Shock Tower

HPI Racing 116528 6-Shot Wheels Black (2pieces) Jumpshot ST

1 * Rear Shock Tower

Traxxas 9069 Wheel Hubs 12mm Hex Steel Extreme Heavy Duty / 2x9.8mm Pin HO Tracks the nickel plate process boostsTraxxas 9069 Wheel Hubs 12mm Hex Steel Extreme Heavy Duty 2x9. 8mm Pin Lock your wheels down with these genuine Traxxas Extreme Heavy Duty steel 12mm hex wheel hubs with 2x9. 8mm pins. Wheel hubs take constant torque and impact, and this steel Extreme Heavy Duty design is built to resist rounding and wear far beyond standard hubs. They install as a direct replacement with basic hand tools, making them a quick durability upgrade for hard driving