Don\'t let flat tyres get you down, Air Chuck gets you back on the road in no time!There\'s never a good time to get a flat tyre, but a bad time is when it\'s already pouring with rain. With the Genuine Innovations Air Chuck CO2 Inflator you can simply press a button and inflate your tyre instantly! The rate of inflation is fully controllable so you needn\'t fear over-inflating the tyre, plus there are no fiddly flexi hoses and absolutely no more hand pumping required. The valve itself is Presta/Schrader compatible and, with the inflator weighing in at a mere 16 grams, it\'s light enough to keep with you whenever you ride. Lightweight metal alloy design Weight: 16gSize: 1.5\" L x 0.69\" W x 1.0\" HCompatible with 16g, 20g and 25g threaded CO2 cartridges Works with both Presta and Schrader valves