RAM Wheelchair Arm Mount for Xbox Adaptive Controller (RAM-238-WCT-2-MS2) (sku 53799)Attach this wheelchair arm track mount directly to your wheelchairs arm track system to enable use of the Microsoft Xbox Adaptive Controller. The controller attaches to the included RAM diamond base adapter with 1. 5 ball and double socket swivel arm, allowing for a 90 degree tilt so you can angle the adaptive controller exactly where you need it. On the opposite end of the arm, another diamond base adapter with 1. 5 ball attaches to most wheelchair