Universal Design fits rail slots of all 4 manufacturers.
Use 1/2in. offset Axle to use 9 wheels with TKI rail extensions.
Use 1in. offset Axle to use 10in. wheels with TKI rail extension.
Designed for use with 44-5905 25mm I.D. bearing.
Comes with inserts for Polaris, Ski-Doo and older Arctic Cat. For Arctic ProClimb and Yamaha order inserts separately.