The ASL 914 Adjustable Flexible Swing Away Mechanism mounts to an ASL 105 Electronic Head Array, Comfort, Ultra or Otto Bock style headrest. It is an ideal switch mount for someone to have a switch site at their cheek or chin. It can swing away for transfers and always locks back into the same place with the added benefit of quick adjustment for position changes without tools. It is designed to fit the ASL 312 Microlite Switch. Switch Not Included. Must Specify Headrest Type. Must Specify Left or Right Side.