Systema Engineering just went into pistol magazines. Kumi Yoshida, Systema CEO, just announced this weekend the Hi-Capa CO2 Magazine (HCM) that provides a muzzle velocity of below 0.9j but providing a powerful recoil. With a capacity of 33 rounds, the HCM will be available in Long and Short Versions and box of 10 CO2 Cartridges can be purchased as well.