Motorcycle 22mm 28mm Handlebar Clamp Handlebar Risers Bar Clamps "Reduces upper body strain during extended rides through optimized handlebar positioning & grip alignment allows you to have a more comfortable riding experience can easily increase the handlebar height" handling more flexible, light weight, much easier to force when climbing, operation is comfortable, convenient bike fork extender. hard anodizing and numerical controlled precision bending,excellent shockproof and maximum firmness.