well d2810 m4 s-system electric airsoft gun full auto assault rifle fps-280, comes w/ tactical foregrip, retractable stock(Airsoft Gun) Features: Electric Powered Velocity (FPS): 280 Scope BB Capacity: 250 Plastic ABS Body Tactical Foregrip Battery Contact Magazine (Upgraded Version) Top Fed BB Loading Scope Collapsible Stock Smart Charger Recommended for ALL AEG Rifles Use High Quality Seamless Rounds, 0.20G or Heavier, to Avoid Misfires and Jams Color: Black Length: 32"