Butler Tray Hinges with square ends provide support to narrow leaves seen on coffee tables and butler trays. They hold table-leaves in upright 90 position and flat 180 position. Leaf position is easily changed with a gentle push movement, leaf stays in place once moved.

Butler Trays supports table-leaf in upright 90 and flat 180 position

Keyboard Trays on Computer Desks Enables drawer front to open flat for keyboard, and fold upright when not in use