The DoubleShot is small, very small! This extremely small mini pump can easily fit in almost every saddlebag, or in your back pocket without you even noticing it. But don't let this little buddy fool you. The DoubleShot has an impressive pump volume. 35 cc per stroke, your tire will be filled before you know it! The Innovative 2-piece design contains 4 shafts that allow this incredible pump volume. With the DoubleShot, you will be on your way again in no time!