RWS WALTHER PPQ M2 AIR PISTOL .177 PELLET CO2 POWERED FEATURES: 20 Shot, Belt Fed Magazine Design Drop Free CO2 Magazine Blowback Action Authentic Look & Feel Fixed Front Sight with Fast Acquisition Dot Adjustable rear sight for elevation Rifled Barrel Integrated Hex Tool in the Removable Backstrap Manual and Trigger Safeties Full Metal Slide Polymer Frame Powered by one 12g CO2 capsule housed in the magazine