Amarine-made Long Release Arm Heavy Duty Polished Stainless Steel Folding Shelf Bench Table Folding Shelf or Bracket, Max Load: 550lb/250kg, Long Release Arm Made of Polished STAINLESS STEEL 12" reach , 1" thick, Max.Load: 550 lb Open Ht 165mm Wt 305mm Strong Smooth & Precise Action. Equipped with lock for folded table, ray wall mounting for flat mounting and fixing on 25/32 mm radius pipes, and user-friendly lock/unlock. Bracket with hinge function in one unit Automatically locks when flap is in open position and press lever to release the lock