Simpson Safety - Simpson Racing CarbonX® Ultimate™ Underwear Coil Spring - Conventional -

Coil Spring - Conventional - 5 in OD - 20 in Length - 150 lb/in Spring Rate - Rear - Steel - Silver Powder Coat - Each

50 Male - Steel - Zinc Oxide - Set of 10

Battery Cable - 4 Gauge - 18 in Long - 3/8 in Ring Terminals - Copper - Black - Each

Steering Shaft Coupler - 9/16 in 26 Spline to 3/4 in Smooth - Weld-On - Steel - Manual - Mustang II / Pinto - Each

Simpson Safety - Simpson Racing CarbonX® Ultimate™ Underwear Coil Spring - Conventional -CarbonX Ultimate underwear is made from double jersey interlock knit comprised of a patented blend of high performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex or CarbonX Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.