Mirror Clamp - Miller's - Two-Piece - Chrome For use when late-style H-D controls are not used or when mirror position is not functional, 1" inside diameter fits most 1" handlebars, safety bars, frame tubes, etc., Great for mounting Harley-type mirrors to 1" handlebars, Versatile - can be used on either the right or left side, Two-piece clamp for Harley-type mirrors