Description:Tough Cat winches are built to lift and pull in the high demand environments where Cat equipment can be relied on to get the work done. Cat winches deliver the reliable, high-performance operation and long equipment life you expect.Attributes:• Material: Steel• Outside Diameter: 140 mm (5.511 in)• Height: 7.4 mm (0.291 in)Application:Spring for use in winch brake group. Consult your owner's manual or contact your local Cat Dealer for more information.