Double Eagle M85 Airsoft Rifle FPS-200, Folding Stock by Double Eagle. $27.99. gun comes with everything you need including a rechargeable battery, a charger, a folding stock and safety glasses. BB's load from magazine. This fully automatic gun looks and shoots great, shooting over 200 FPS. Shoots 200 FPS with a magazine capacity of 42 rounds. Includes battery and charger, safety glasses, sling, foregrip, and foldable rear stock.. Save 70%!