Brand new in the box! Metal body and receiver. Such a fun gun for CQB! Check out my feedback! I strive to be the best seller and offer the best customer service on HopUp! Features Metal body / receiver Reinforced metal gearbox, fully upgradeable 100% Tokyo Marui-compatible; takes tons of customize / upgrade parts Metal flash hider, Metal flip up front and rear sight, Adjustable sight and sling hook High torque motor Full metal outer barrel assembly Full metal CQB free float RIS SPR type motor grip Manufacturer: A&K FPS Range: 350-370 Color: Black Specifications: Length: 560mm - 640mm (Adjustable) Weight: 5.25 lbs GearBox: Version 2 Metal Gearbox, Fully upgradeable, TM Compatible Muzzle Velocity: 350~370 fps Effective Range: 100~120 feet Hopup: Adjustable Firing Mode: Full / Semi and Safety Magazine Capacity: 200 rounds. Use all M4 / M16 hi-cap magazines Inner Barrel: 200mm Motor Type: Long Type High Torque Motor Thread Type: 14mm Negative Battery: 9.6v 1600mAh Butterfly type recommended. Wired to rear w/ small Tamiya (Battery not included) Package Includes: AEG, Magazine, Sling