Licensed Les Baer design with deep-engraved markings for an authentic look Metal frame and slide add a realistic weight and feel to the pistol Functioning beavertail grip safety, true to the real firearm 20mm weaver underside rail High quality internal parts capable of using green gas, red gas, and CO2 300-330 FPS I’m open to offers! This is brand new never used before GBB pistol I don’t know how to properly load green gas so I don’t waste my time and I stick to CO2 pistols and aeg rifles. It has been sitting for some time the slide and magazine need to be lubricated.