This general purpose capstan is used for a wide variety of pulling and hoisting applications. Cast from a high strength aluminum alloy for low weight. Will fit on any 2-7/16 in. (62 mm) diameter winch extension shaft equipped with a bayonet or pin type mount. The working surface is 7-1/4 in. diameter x 8 in. (184 mm x 200 mm) wide. The maximum allowable pull is 4000 lbs. (1814 kgs).