Carpet Knee Kicker, Adjusts From 17 1/2 to 21 1/2 in, Die Cast Aluminum Parts, Tempered Steel Gripper Pins, Dense Foam Rubber Bumper Construction, Pins Adjust To Suit Different Types Of Carpet and Carpet Backings From Fully Retracted Position To 1/2 in, Rubber Bumper Can Be Mounted in 4 Positions To Distribute Wear Evenly. This item has been restricted from sale in the following state (s): []