- Sealed ABEC 1 + rated radial ball bearing
- Low friction, high wear resistance, internal polymer bushing
- Delrin thermoplastic cam pulleys match OEM/stock pull ratio
- CNC machined 6061 T-6 aluminum throttle tube and bearing insert
- Grip area knurled for maximum grip adhesion
- Replaceable end cap provides damage protection and seals out debris
- Additional O-ring set included for large I.D. bars
- For use with stock throttle housing-No modifications required
FITMENT: All model years of the CRF250R, CRF250RX, CRF250X, CRF450R, CRF450RX, CRF450X, CRF450L