Engineered to maintain engine chain stability, the Chain Idler Pulley with Bearing Wheel is a must have for bicycle engine enthusiasts. Installed onto the chainstay of your bike, this component provides sufficient chain tension and alignment. The result is not only a chain that is less likely to snap but a safer riding experience. So, whether you are looking for the solution to your chain tension or are want an easier way to align your chain, the Chain Idler Pulley with Bearing Wheel has you covered.

Package includes Chain Idler Pulley with upgraded bearing for smoother operation.