Foundation 31. 8 15mm Rise Handlebar Rising Up Your handlebar is what puts you in control of your bike. It is one of the most important parts of any bike, so make sure you get an exceptional-quality bar. The Foundation 31. 8 15mm Rise Handlebar is made from double-butted 6061 aluminum that is lightweight and durable enough to handle the gnarliest trails out there. It has a 31. 8mm clamp and a 15mm rise. Features6061 double-butted aluminum that is lightweight and durable31. 8mm clamp and 780mm width15mm rise for a more comfortable feel SPECIFICATIONSMaterial6061 Aluminum Bar Clamp Diameter31. 8mm Width780mm Rise15mm Back Sweep-Up Sweep-Intended Use Mountain Approximate Weight330g | Foundation | 31. 8 10Mm Rise Handlebar 31. 8 10Mm Rise Handlebar | Aluminum