Motorcycle Handlebar Risers 6" 8" 10" 12" Straight Chal lenger Risers Fits for 1" Handlebar "Compared to other motorcycle handlebar risers on the market, it is more durable, less prone to wear, rust and, and has a longer service life. riser allows more adjustment of the handlebar tilt to further improve the sitting posture." Not easy to fall off, and safer riding,Very flexible and convenient. The bike stem riser is made of high-quality alloy, with high hardness, good rust and corrosion resistance, can be used for a long time. The light texture reduces the burden of riding for you.