All Balls Racing - Chain Roller (79-5002) Options:(79-5002) whether you hit the road

whether you hit the road or ride on gravel

Fleece body with color blocking

Single shot molded PU exterior is water resistant and will not deform from wind shear

and enlarge two holes in the back of the plastic housing to install the kit

All Balls Racing - Chain Roller (79-5002) Options:(79-5002) whether you hit the roadDesigned as a direct replacement for the OEM design. 79 5001, 79 5002, 79 5006 these chain rollers feature the outer mechanical seal to protect the bearings from dirt and water. All other designs are too narrow to incorporate this design and use triple lip sealed ball bearings for superior dirt exclusion compared to OEM bearings.