OneUp Handlebar Alloy 35D 800LProduct Details Patented Vibration Damping. Our patented oval shape increases vertical compliance, actively reduces vibration and increases comfort. All without compromising stiffness or control. More Comfort. More Control. Compared to the best handlebars on the market, both carbon and aluminum, our Aluminum Handlebar delivers more vertical compliance and increased steering stiffness. Its increased comfort and control you have to feel to believe.