Hinges are movable joints that connect two objects while allowing at least one of the objects to pivot. Hinges are used on doors, panels, gates, shutters, lids and any other object in which it is desirable to connect it while allowing it to swing. Reid offers many styles of hinges including Standard leaf hinges which consist of two flat plates and barrel joined with a hinge pin. Piano style for lighter duty applications. Also bullet hinges that have to be welded on, lift-off hinges easily separate allowing a door to be removed, and friction hinges which prevent free-swinging of the hinge allowing a panel hold open. Reid hinges are also available in a wide variety of materials, including steel, plastic, nylon, acrylic and stainless steel. They also come in a variety strengths.