Clamps to the steering column and prevents legs from bumping together. Adds protection during a collision. 090" thick aluminum support is covered with 1/2" of energy absorbing foam and a black velour, fire resistant cover. "Pit Stop USA offers ButlerBuilt® Center Leg Support - Black 2502-4001 at low everyday prices. Be sure to check out all of our products from ButlerBuilt Motorsports Equipment including ButlerBuilt Steering Column Knee Pads.