Description:Cat retainers are designed to retain components in the correct position for their application. Durable construction and materials ensure long life.Attributes:• Material: Cast Iron• Outside Diameter: 461.0 mm (18.149 in)• Inside Diameter: 252.0 mm (9.921 in)• Width: 31 mm (1.220 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.