Topeak brings their Twin Turbo technology to a handy sized mini pump perfect for on the go repairs The Twin Turbo design compresses air while pulling and releases a high amount of pressure when collapsed - perfect for high volume MTB and fat tire bikes Large volume from a compact package saves time and energy Dust cap keeps the valves and internals clean from dirt and debris while not in use Easy to use thumb lock ensures and air-tight seal between pump and valve Quickly inflates up to 120 psi PV/SV 120psi Alloy BlackUPC/EAN/GTIN: 883466016286