If you're planning to customize and aerodynamically optimize your road bike on your own the A 510 is the right choice for you. The aerodynamically optimized shape effectively reduces drag and allows you to hold higher speeds with ease. The lightweight aluminum profile supports you as you accelerate to those crucial speeds where aerodynamic drag becomes your toughest opponent. Take control of your road cycling experience and maximize your performance with the A 510.Aerodynamically optimized shape effectively reduces dragAluminum construction with sleeve joint 30mm height 20mm inner widthTubeless ready hooked designDisc brake only