Lezyne Control Drive CO2 Inflator HeadYou have the power in your palms, thanks to the CO2 Inflator Head from Lezyne. Made from durable CNC machined aluminium, this cartridge head ensures controlled inflation and deflation so you can keep your wheels at the perfect level.Features:Compatibility: Compatible with threaded CO2 cartridgesMaterial: 100% CNC machined aluminiumPlease Note: Co2 cartridges sold separatelyWeight: 16gBuy Lezyne from Chain Reaction Cycles, the World's Largest Online Bike Store.