Aluminum flex framework is recommended for high traction carpeting songs. Makes the vehicle easier to drive and more stable in high traction condition and prevents traction rolling. Chassis is 2mm thick, made from 7075 T6 aluminum and features special cut outs for optimal flex characteristics. The ultra-narrow chassis is 84mm wide and features unique cut outs that offer the chassis flex faculties suited to numerous the traction levels. The bottom of the framework is shaped to lessen contact between your framework and also the ground while embracing enhance cornering speed. • Makes the vehicle simpler to drive & more stable in high traction carpeting conditions • Special cut outs for optimal flex faculties • 84mm wide • 2mm aluminum Swiss 7075 T6