Description:

Adjustable chain tensioner fits for Yamaha YFZ450 2004-2008.. This kit reduces wear on both the chain and sprockets by keeping equal tension on your chain.. Constant tension also keeps your chain from derailing or breaking from fast acceleration.. Made of aluminum 6061 T6 & stainless steel. Roller is made of polyurethane, contains bearing.. . We will reply within 24 hours of receiving your emails..