Highsider Montana Blast bar end mirror approved Montana Blast bar end mirror made of matt black anodized aluminum, finely sandblasted. Fits 1 inch (25.4 mm) and 7/8 inch (22.2 mm) handlebars, the mirror can be mounted on both left and right, in both vertical and horizontal positions. A joint on the clamp offers further adjustment options for better visibility, and the mirror head can also be swiveled in or out with an Allen key. It can be mounted both with the original counterweights and with the HIGHSIDER counterweights to be purchased separately. ACCESSORIES: HIGHSIDER COUNTERWEIGHTS are the best choice when these mirrors need to be mounted on the handlebar. In fact, they are designed for perfect, safe and aesthetically pleasing fastening. Technical features: Diameter: 102 mm Stem length: 65 mm Total length: 100 mm Weight: 172 g Approved