CHAIN ROLLER TIGHTENER HONDA XR50 CRF50 XR CRF 50 BIKE
BRAND NEW CHAIN ROLLER
FOR HONDA XR50 CRF50 COPIES OR MOST CHINESE MADE PIT BIKE. Some bikes may need modifications!!
ENSURES PROPER CHAIN TENSION AND ALIGNMENT. prevent the chain derailment, excess wearing of the sprocket and prolong chain's life. If you don't have the proper chain tension, the chain will get lose or break. Eventually, it will damage the side cover and the stator plate.