The 2015 Specialized Roubaix SL4 DOUBLE is a road bike with a carbon Specialized SL4 FACT / Zertz / OSBB frame. The frame has a Satin Carbon / charcoal finish.
It was released in 2015 and costs $1,800 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 20 pounds. The Roubaix SL4 DOUBLE is fully rigid.
Components
The Roubaix SL4 DOUBLE comes with Shimano Sora components, including an aluminum, forged, four-bolt Specialized Comp Multi stem, a chromoly headset and Shimano Sora STI shifters.
Drivetrain
The Roubaix SL4 DOUBLE has 9 speeds and has Shimano HG-50 rear cogs and a Shimano Sora derailleur.
Wheels
It comes with Specialized Espoir Elite tires (622mm x 25mm) and AXIS 1.0 rims.