Pair of universal mirrors model BOOSTER 2 approved Black mirrors with convex glass and second joint in the stem for further adjustment options and a better view on the back. The smaller mirror head distinguishes this model from its big brother BOOSTER. Dimensions Head width: 130 mm Head height: 86 mm Stem length, bending head: 140 mm Stem length, center bend Thread: 43 mm Thread diameter: M8 Scope of supply: 1 pair incl. an additional adapter with left-hand thread for Yamaha