PPS Brass & Aluminum CO2 Kit for A&K SVD Airsoft Spring, Gas Power Bolt Action [For Airsoft Only] Suitable: A&K SVD Dragunov Spring Action Convert A&K SVD Dragunov Air-Cocking to CO2 Gas-Powered Packing Included: Cylinder, Cylinder Head, Nozzle, Co2 Bottle Recoil Spring, Spring Guide