Description:Ring used to provide precise preload adjustment on pinion bearings of Cat axles.Attributes:• Material: Hardened Steel• Inside Diameter: 45 mm (1.7716 in)• Outside Diameter: 53.8 mm (2.118 in)• Thickness: 17.08 mm (0.672 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.