Umarex P2P HDX 68 caliber 36 Joule Pump Shotgun Orange Black BundleBe Prepared 2 Protect yourself and your home with the P2P HDX . 68 caliber pump action shotgun using pepper or hard rubber ammo made by UMAREX. The P2P HDX is powered by two 12g CO2 fitted to an adapter (included) or by a single 88g CO2 that is housed in a quick piercing housing so the P2P HDX can be kept ready for use at a moment's notice without a constant charge on the valve seals. The P2P HDX holds 16 quantity . 68 caliber pepper or rubber rounds