Bontrager Race X Lite Aero TT

Maximize your advantage with the World's Fastest Tires. When combining rolling resistance and aerodynamics the Race X Lite Aero TT can save you 6 seconds* in a 10k and over 3 minutes* in an Ironman cycling leg. Plus, the dual compound silica/carbon blend provides incredible feel and longevity. * 17 mph plus with a 10mph headwind