• Increases front stability • Multi-Flex setting • Makes car more predictable • Easier to drive Front graphite chassis T-Brace was designed to increase front stability on high traction tracks which makes the car more predictable and easier to drive. The T-Brace is mounted via included aluminum posts to the chassis and to the front lower brace. The chassis brace is vital part of the Multi-Flex setting. Fits XB4'21