The ASL 930B Swing Away Switch Mount Assembly – Both Sides mount to an ATOM Head Array, FUSION Head Array or Zen headrest on both sides (Left and Right). It is an ideal switch mount for someone to have switch sites at their cheek or chin. It can swing away for transfers and always lock back into the same place. It is designed to fit the ASL 204 in Spot Pad, ASL 320 Pulse Switch or ASL 314 Ultra Light Switch. Switches no included. Must specify head rest and mount type.