The Topeak Airbooster G2 is the world s first CO2 inflator with tyre gauge that provides fast tyre inflation with tyre pressure measurement.Angled head with integrated dust capHead fits Presta and Schrader valvesDual end design allows for cartridge storage160psi analog gaugeCompatible with 16g and 25g threaded CO2 cartridgesDimensions: 6.5x 5.2 x 3.3cm / Weight: 45gThe Airbooster G2 has an angled head that fits Presta and Schrader valves and an air flow adjuster that allows the user to control the rate of inflation. Constructed from engineering grade polymer the Airbooster G2 features a 160psi analog gauge and a two-sided design for convenient transport of a CO2 threaded cartridge.