SMOL AK Patterned SMG, PP-19-01 "Vityaz" Clone of the Phenomenal Tokyo Marui MWS GBB System Picatinny Rail Interface Dust Cover for Optics, or Side Mount for Traditional AK-style Optics Foldable Triangle Stock for Manipulation and Stowage Conveniently Adjustable Tool-less TDC Hop Up System Adjustable Kalashnikov-style Rear Sights Crisp, Short Wall-break Trigger NPAS Nozzle Adjust Power Output Conventional 38-round Gas Straight Magazine w/ Visible Round Count Chamber Last Round Cut-off or Dry Fire Switch found on Magazine Manufactured by Well PRO Stamped Steel Exterior w/ Aluminium and Zinc Alloy Internals & Polymer Furniture Black Finish This product is only compatible with gas designed specifically for Airsoft guns. Do not use lighter fluid or butane gas, as that will cause permanent damage.