Genuine Innovations G2673, AirChuck, Lightweight, Bicycle CO2 Inflator, weight 16g, Black Controllable (Push-To-Inflate) mini CO2 tire inflator Slip onto Presta and Schrader valves Compatibility: 12 g, 16 g, 20 g, 25 g threaded and Big Air cartridges One 16 g and one 20 g threaded cartridges included Compatible with 16 gram, 20 gram and 25 gram threaded CO2 cartridges
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