Mr Luckys Antique Copper 3 Inch Mirror, Black Stem & Clamp for 1&rdquo; & 7/8" Handlebars; for Harley, Bobber, Chopper, Retro, Custom Mirror Head only 3" in Diameter! Clamp lets you mount Mirror to ANY 1" Handlebar! For use on Left OR Right side of bike! 4" Mirror Stem! Old School Antique Copper Finish!