The latest in aerodynamic saddle-mounted rear bottle carriers, the Super Wing accommodates a single rear mount cage or two side mount cages. In addition, you can mount Innovations threaded CO2"s and inflation devices with the addition of the Xlab X-Nut (not included). Small items such as keys, cell phones, cash, tire levers and tools may be stored in a Mini Tool Bag (not included) that drops vertically and easily into the rear �luggage compartment� and is secured by a top strap. Larger items such as tires and tubes may be stowed neatly under the Super Wing inside a Tire Bag or Kona Bag (not included). Weight: 85 g The Xlab Super Wing includes the Super Wing and mounting hardware only! Accessories pictured may be purchased additionall