KJW M9 Full Metal Airsoft Green Gas /Propane Blowback Pistol Included: KJ Works M9-FM Pistol, KJ Works Green Gas 25 Rds Magazine The KJ M9 is the perfect gun for reliability, quality, performance, and practicality. Beautiful and realistic, this reliable full metal gas blow back is also very powerful. The slide kicks back hard and small recoil could be felt upon firing. This gun can shoot with green gas. The high capacity magazine holds 25 rounds. Velocities: 340 fps w/ .20g BBs 306 fps w/ .25g BBs The KJ M9's full metal body and metal parts add to the realistic look and feel of this pistol. Metal parts include: slide, outer barrel, frame, safety, hammer, slide catch, disassembly lever, magazine, hop up chamber, front & rear sight. The price for this gun is just unbelievable considering the full metal construction and its performance. Single and double action The gun has the locking slide. (when out of ammo the slide will stay in back position). The gun has the decocker (resets the hammer to the forward position for safe carrying).