XB2 Gamma 2D human anatomy is made especially for low traction tracks. The profile of the human anatomy improves the stability and increases downforce towards a corner regarding the automobile to help generate more traction the automobile. The high-performance, low-profile aerodynamic human body for XB2D is made by XRAY to perfectly fit the vehicle and work especially in low traction conditions. Specially built to optimize back down force to increase traction. Front was designed to offer optimal steering. The edges of this human body and cockpit are since flat as possible to permit atmosphere to flow across the human body for improved part stability. At the top of roof are two integrated flow networks for better airflow. Made from high-quality premium Lexanââ? material. Fits: XB2