Keep your tools safe a multi functional tool kit bag ideal for use with xlab carbon wing and super wing key features finally you can carry all your small parts on your xlab wing ideal for use with xlab carbon wing and super wing drops down into rear luggage compartment bag can carry 2 co2 cylinders nanoflator pair of tire levers patch kit and park mini tool kit could alternatively hold cell phone cash keys etc or tube levers and co2 cylinders tough cordura 500 den