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• Length: 111 mm (4.370 in)• Inside Diameter: 45 mm (1.771 in)• Outside Diameter: 94 mm (3.700 in)• External Spline Number of Teeth: 36 (Center)• External Spline Number of Teeth: 29 (End 2)Application:Consult your owner's manual or contact your local Cat Dealer for more information.