Specialized Roubaix SL4 Comp RIM Di2 Bike 2017 size_8 3D adjustable

3D adjustable

so it's the perfect choice for riding on any road or bike path

10 mm strong

Recommended for ages four to seven

back patch pockets and even a secure zip pocket

Specialized Roubaix SL4 Comp RIM Di2 Bike 2017 size_8 3D adjustableThe Roubaix SL4 Comp Di2 is what you might call an "upgrade," as this endurance bred bike is head and shoulders above its competition. After all, we designed it to be more than just a step up from an entry level road bike. Instead, it's a race ready machine that's tailored to long, hard rides in less than ideal conditions. And to make sure of it, its FACT 10r carbon fiber frame has been outfitted with Shimano's 11 speed Ultegra Di2, an ultra stiff