Giant CXR X1 Wheels MCH reliable shifting that has made

reliable shifting that has made Ultegra the benchmark for serious road cyclists

as one would otherwise only expect from a rear derailleur

It's also the biggest contributor to the Eagle drivetrain's ultra-smooth

The RC903 features Shimano’s highest-performance carbon composite outsole

Giant CXR X1 Wheels MCH reliable shifting that has madeSail smoothly across mixed terrain. Crank up the speed on gravel. Achieve maximum confidence and control on rocky singletrack. The robust and responsive CXR X1 WheelSystem delivers the low weight and durable versatility needed to handle any terrain. Wide 25mm inner rim width and hookless bead provide increased support for higher volume road, gravel and XC mountain bike tires Shallow 25. 8mm rim depth adds compliance and saves weight Rim bead