“L” handle for kennel doors. 360 rotation, rigid when locked. 5/16″ sq shaft x 4″L, 1.5″ screw centers, through hole mount. Designed to work with the 5611 center case latch. Drill holes required are center hole at 7/8″ diameter, mount hole are at 3/16″ dia. x 1.5″ BC. 112 key number.. 751 key is an option, make note upon order entry of this choice.