The Bontrager XXX Integrated Road Handlebar/ Stem has a lightweight 100% OCLV Carbon fibre construction. The bars come with a variable radius, compact flare (VR-CF) shape that improves wrist clearance in the drops for maximum attack. The carbon construction offers a great road feel & control, while calibration marks & a flat front surface ensure easy lever installation & clean cable routing. The XXX Integrated Road Handlebar/ Stem is Blendr compatible so you can securely & cleanly mount computers & lights to your bars. Features Seamless accessory integration with Blendr Flat surface front of bar for clean cable routing Calibration marks allow precise, accurate & repeatable brake lever position Variable radius, compact flare (VR-CF) shape offers wrist clearance in the drops 100% OCLV Carbon construction The internal relief channel eliminates the need for an additional spacer above the stem Safe for use with carbon & alloy steerer tubes