Rear view mirror black anodized Universal CNC Approved, suitable to handlebars by 22mm (7/8") and 25mm (1"). The mirror can be mounted indifferently on the right side and the left side of the handlebar. Mirror Diameter 100mm, height 180mm. Compatible with handlebars with inner diameter from 12 to 21mm. (Sold in packs of n. 1 piece).