These Vario bar backs for 28 mm handlebars allow you to change the original handlebar position by 50 mm, with a spacer of even 60 mm. Maximum flexibility: Vario bar backs allow for stepless adjustment of your handlebars forward and back, as well as variable height adjustment. This gives you the utmost flexibility when adjusting your handlebars, along with your seat position. Features For vehicles with 28 mm handlebars Corrosion protection due to of silver or black anodization Variable bar riser and individual handlebar position adjustment by 50 mm Spacer for optional increase of another 10 mm Bike-specific design for the best fit Made from high-strength aluminum alloy, CNC-etched Included in delivery 2 x Variable bar back 2 x Handlebar clamps 2 x Spacers (10 mm) Mounting instructions Mounting material Details Material: Aluminum Surface: anodized Color: silver or black Note Not approved for use on public roads in Germany. Please check the rules in your country. The length of the Bowden cables and brake lines must be individually verified. Assembly instructions