Description:Replacement roller for needle roller bearing. Cat radial needle roller and cage assemblies are self-contained, ready to mount bearings designed to be used where the housing bore and shaft can act as raceways. They are designed to carry large loads and function smoothly and dependably through high rotational speeds.Attributes:• Roller Only• Outside Diameter: 5.555 mm (0.2187 in)• Length: 25.3 mm (0.996 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.