TRAXXAS 6730X Chassis Brace Kit Alu BlueTraxxas Heavy Duty Chassis Brace for Rustler 4X4 & Slash 4x4 Low CG Chassis Blue Increase chassis stiffness and impact handling with the heavy duty (HD) aluminum chassis brace designed for Slash 4X4 (equipped with low CG chassis) and Rustler 4X4 models. Made from thick extruded aluminum, the oval shaped brace increases torsional rigidity and stiffens the chassis to reduce flex. Brilliantly anodized in four high impact colors, the HD chassis brace