Giant Control Mini C02 PumpThe ultimate inflation device Giant Control Mini Pro CO2 is a micro sized pump packed with both a regular pump and CO2 inflation! With a reversible twin head for a presta valve, 120psi inflation and small enough to fit in your jersey pocket. *INCLUDES 1 CO2 CARTRIDGE* FEATURES Micro sized pump and integrated CO2 Switch between pumping or CO2 Fits in your jersey pocket Valve: Twin head Presta only Aluminum barrel with CO2 cartridge (Inlcludes 1x CO2