If you’re looking for fast, check out the Cannondale Slice RS Black Edition ($10,000). Yup, its a 10 grand bike. So is it worth it? Well if you compete in triathlons and are concerned about your time trials, then every second count. The frame is built on the simple premise that narrow is speed. Along with the anti-vibration system, Cannondales modular fit system, and anti pressure-drag channel you have a real winner. Compared to its competition the Cannondale Slice RS boasts a 20-second saving in the 40k.