Tusk Countershaft Spacer YCRF_lenses_shields The compression spring in the

The compression spring in the Arctic Cat B

Custom shaped for each bike model

5 inch tall

Low profile custom-tuned EVA midsole for improved pedal grip and feel

Tusk Countershaft Spacer YCRF_lenses_shields The compression spring in theCountershaft spacer designed to prevent X ring and O ring chains from rubbing on expensive engine cases. Spacer is 1mm creating just enough space for larger chains. Designed for all CRF 250 450R bikes, or any bike with a 1 diameter countershaft that X Ring and O Ring chains rub on the case. FEATURES Prevents engine case damage 1mm aluminum spacer For all Honda CRF 450R bikes, and others that have a 1" diameter countershaft