2006-2020 fits YAM YZF-R6 Made from billet aluminum YZF-R6 2006-2020 06-21 Yamaha R6 Graves High Precision Cam Chain Tensioner - Bayside Yamaha YZF-R6 Tensioner Harley Compensator Cam at Joshua Mabon blog Made from billet aluminum. Removes out-of-timing problems, premature engine wear and excess tension caused by an automatic tensioner or hydraulic tensioner. Gunmetal finish.Vehicle Fitment:2006-2020 Yamaha YZF-R6 Made from billet aluminum; Removes out-of-timing problems, premature engine wear and excess tension caused by an automatic tensioner or hydraulic tensioner... Removes out-of-timing problems, premature engine wear and excess tension caused by an automatic tensioner or hydraulic tensioner , Gunmetal finish