Bassett IMCA Inertia Advantage Wheel - 15" x 8" - 5 x 5" - Black - 2" Back Spacing - 19 lbs. 99013 Turning the adjustment knob will

Turning the adjustment knob will extend spring cup up to 7/8" to increase or decrease spring pressure

`-4AN male to 1/8" NPT female

nickel chrome finish

two required) to absorb energy under acceleration and braking

Bassett IMCA Inertia Advantage Wheel - 15" x 8" - 5 x 5" - Black - 2" Back Spacing - 19 lbs. 99013 Turning the adjustment knob willBassett pulled out all the stops on the IMCA Wissota legal 15 x 8 rolled wheel. Featuring the new, patented inertia advantage five spoke center design, this wheel has much more brake cooling and a huge advantage in inertia than other comparable weight wheels. The rolled rim shell is designed to absorb impact and not leak air. Valve stem holes are placed behind the center to prevent air leaks during wheel to wheel racing. Thanks to extensive quality