Bikemaster 197311 BKM Chains - X-Ring engine-engine-covers-clutch-covers 2012-2017 Harley Davidson FXDB Street

2012-2017 Harley Davidson FXDB Street Bob

1999-2000 KTM 125 SX

2006-2014 Kawasaki KX250F

rugged enough to survive a real-world bashing that would send a plastic fender to the trash pile

Bikemaster 197311 BKM Chains - X-Ring engine-engine-covers-clutch-covers 2012-2017 Harley Davidson FXDB StreetIdeal OEM replacement offering 1. 5 to 2x longer wear resistance than regular O ring chains. Each refined component, designed with computer analysis, provides higher tensile strength. Specially controlled heat treatment means tougher material and more durability. Q4 seal ring and reinforced pin and roller provide superior wear resistance, higher impact resistance and endurance. Q4 seal ring offers less friction, which minimizes power loss, almost half