Description:Retainer used to position and retain the hub to the wheel spindle in the final drive wheel and brake group.Attributes:• Material: Hardened Steel• Outside Diameter: 520 mm (20.472 in)• Inside Diameter: 137 mm (5.393 in)• Width: 39 mm (1.535 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.