[ Fitment ] for Harley Davidson 2006-2017,for Harley Davidson Big Twins 2007-Up, for Harley Davidson Twin Cams 2007-Up,for Harley Davidson Dyna Models 2006
[ OE Number ] M6-BT07
[ Function ] The primary chain tensioner adjuster provides constant tension while the motorcycle is in motion, allowing the chain to run smoothly, reduce vibration, and improve shifting performance.
[ Feature ] The chain tensioner is equipped with a spring to increase the shock absorption effect, which is suitable for the installation hole diameter of the original car, and the plastic shell is waterproof.
[ Easy Installation ] The main chain tensioner is installed directly without removing the main chain.