Butler Tray Table Hinge, 3", Polished Stainless Cabinet Hinges In the up position the

In the up position the seat or shelf is held in place by gravity

See links titled "Installation Images" under the downloads section for further clarification

distance past base is 9/16"

making it ideal for applications requiring long-lasting and robust performance

Butler Tray Table Hinge, 3", Polished Stainless Cabinet Hinges In the up position theThis hinge has a built in stop which holds the hinge flat in the horizontal position. Mortises flush into surface of table. Folds back a full 180 degrees onto the table. Hinge leaves are 1 16" thick (11 32" at the thickest point). Thickest point measurement is taken with the hinge in its flat position.