• Increases front stability• Multi-Flex setting• Makes car more predictable• Easier to driveFront 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