MTB riser handlebar：720/740/760/780/800/820mm handlebar, 31.8mm clamp diameter, ,22.2mm bar end diameter, 15mm rise, weight: about 225g (Different weights for different lengths). Easy to install and adjust : installation alignment center point of the mark,clearly mark grid allows precise fine adjustment to achieve a comfortable effect. Ergonomic Design：High riser bars give you much more control and makes riding position more comfortable,best choice for riders,for mountain bike DH/XC/AM/FR riding . Material：mountain bike handlebar made of Full Carbon Fiber ,high strength, not easy to deformation,resistant to wear and tear, not easy to accumulate dust, easy to clean. Note：before ordering, please do make sure to measure and confirm the diameter and rise that you actually need,if you have any problems, please contact us.