Acerbis 07+ Honda CRF250/450/ CRF250RX/ 450RX/ CRF450X/ CRF450R Chain Guide Block Race - Black 2988450001

ACB Chain Guide - Slider

The Acerbis Chain Guide Block easily replaces the entire OEM unit and ensures durability and high resistance to shock and wear from the chain. Made of two pieces, allowing to be mounted without removing the chain. In the event of a collision or contact with roost, material won't bend.