Arkon Heavy Duty Desk or Wheelchair Tablet Clamp Mount with 22 inch Arm for iPad Air iPad Pro iPad 4 3 2 Galaxy Tab S 10.5 its very sturdy, great product, cost £100 on Amazon https://amzn.eu/d/00Y5MBqF Top condition apart from a mark at the bottom of the arm. Not very visible at all. see last pic
