Acerbis 17-19 Honda CRF250R/RX/ CRF450R/RX Chain Guide/Slider 2.0 Kit - Black

The perfect solution for replacing the high-wear area of your bike's drivetrain. The Acerbis Chain Guide Block easily replaces the entire OEM unit and ensures durability coupled with high resistance to shock and wear from the chain. Two-part construction allows for installation without removing the chain.