Small in size and huge in pumping power, Specialized's Air Tool Double Barrel Pump gets you back riding in a flash. This great inflator features a unique double-barrel design that lets you inflate tires in half the time. Plus, the Air Tool boasts an aluminum barrel, handle and shaft for low weight and impressive durability, while its compact length and locking handle give you the ultimate in portability. For easy inflation it has a Presta/Schrader-compatible thumblock head with a tough stainless-steel lever. And, it comes complete with a handy mounting bracket that attaches to the bottle screws on your frame.