HIGHSIDER WAVE handlebar counterweights, black with black insert Universal fit for handlebars with internal diameter from 12 to 22 mm, therefore compatible with most 7/8 inch and 1 inch aluminum or steel handlebars. All HIGHSIDER suspension bar end mirrors can be fixed with these counterweights. Dimensions: Counterweight diameter: Ø 34.5 mm Length: 18 mm Mirror holder diameter: Ø 29.80 mm Mirror holder length: 12 mm Please check the measurements before purchasing! Scope of delivery: 2 counterweights 2 clamping sleeves each with Ø 12 mm and Ø 16 mm 2 spacer sleeves Ø 14mm, Ø 18mm, Ø 21mm 2 central screws M6 2 conical nuts M6 Note: the counterweights can also be used without a mirror bar end and can be adapted to the look of your bike by using one of 4 different matching color rings. - Black color ring art.205103 - Silver color ring art.205104 - Red color ring art.205105 - Gold color ring art.205106