ATAC pair of Short Billet Aluminum Clutch & Brake Levers Motorcycle Set Black for Yamaha YZF R1 2004 2005 2006 2007 2008 (Y-688/R-104) 6 Position Lever Adjustment stainless steel fasteners Precision Machined Pivot Bore To Ensure A Perfect Fit Machined from CNC Billt 6061 T6 Aluminum Perfect fitment without any modification Easy installation,prefessional installation recommended