The Roubaix SL4 Comp is an all-day endurance beast that's the perfect upgrade for riders looking for more performance without spending a fortune. With its FACT 8r carbon frame and fork that feature our vibration damping Zertz inserts, along with a reliable mix of Shimano Ultegra and 105 components, the Roubaix SL4 Comp will keep you fresher, longer.