Front top hands have actually extra mounting holes the front upper arm wings. The wings increase downforce regarding the front suspension system for increased traction and assists to keep the buggy nose down. SOFT-hardness front UPPER suspension supply made from high-tech composite material. The exclusive SMOOTH composite mixture used for suspension system hands increases flex in all directions to come up with more traction which also improves managing on very rough tracks. The SOFT-hardness arm is suitable for most track conditions, particularly for low traction songs. Universal design permits the arm to be utilized on both left & right edges. Leading upper supply comes in different hardnesses .