Platte River 872280, Hardware, Hinges, Specialty, Solid Brass Butler's Hinge 2-1/2"x1-1/2" Easily build butler trays or tea trays with these spring loaded hinges (sold in pairs). Specifications: Finish=POLISHED / LACQUERED, Length=2-1/2 in, Material=SOLID BRASS Specifications: Width=1-1/2 in, Material Thickness=7/64 in, Mortise Depth=11/32 in