XB2 Gamma 2D human anatomy is made especially for low traction tracks. The profile of this body improves the protection and increases downforce towards the trunk about the car to simply help produce more traction for the vehicle. The high-performance, low-profile aerodynamic human anatomy for XB2D is made by XRAY to perfectly fit the car and work specifically in low traction conditions. Specifically developed to optimize back force to boost traction. Front part was built to offer optimal steering. The sides of human body and cockpit are since flat that one can allowing air to go around the body for improved side stability. Along with roof are a couple of built-in movement stations for better airflow. Produced from top-notch premium Lexanââ? material. Fits: XB2