Comes standard with 2" thick pressure management pad - Uncheck "with pad" in the option area to order the armboard alone. The quick release armboard has a non-locking swivel gear, allowing for quick, accurate positioning. It is of carbon fiber construction with a radiolucent surface. This armboard has a quick release mounting device, and it mounts to any North American surgical table siderail. It comes with a 2" thick pressure management pad.