Yana Shiki YS2549053 Black 1" (25 mm) Axle Hole Diameter Universal Fit Swing Arm Mount Tag Bracket for Yamaha YZF-R6 Made out of billet aluminum Available in billet, black and chrome finishes Tag brackets also available in axle mount, foot peg mount and undertail mount styles Check your local laws, as verticle mounted license plates may not be legal in all states