Currently out of stock across all retailers.
Features Steel and Aluminum construction Unique piston-derived upper receiver design with M-LOK compatible rail and full length 20mm Picatinny top rail for attachment of optics and back-up iron sights Charging handle can be flipped to either right or left side for user preference Standard Arcturus M4 lower receiver, can accept other Arcturus upper receiver groups (not included) Adjustable stock for customizable length of pull Ambidextrous sling plate Quick change spring gearbox Changeable backstrap grip plates Manufacturer: Arcturus FPS Range: 400-405 Color: Black Specifications: Weight: 2170g Length: 720mm - 800mm, Adjustable Inner barrel: 290mm~ / 6.02mm Thread Direction: 14mm Negative Fire Modes: Semi/Full Auto, Safe Muzzle Velocity: 400-405 FPS (tested with .20g BB) Gearbox: Version 2 Gearbox w/ Quick change spring system, Fully upgradeable Battery: 7.4v Stick Type LiPo Recommended, Wired to buffer tube w/ Small Tamiya (Battery NOT included.) Hopup: Yes, Adjustable Package Includes: Gun, 2x Midcap Magazines, PVC Patch, Grip Plates About Arcturus We are specialized in high quality Airsoft products, and have been providing a high quality production for years, delivering the most exclusive Airsoft Guns, Parts Accessories, the best selection of Airsoft products. EBAY DISCLAIMER " This item is only compatible with airsoft products and can not be used with any real firearms. This replica gun contains the colored markings required by law, including a permanently attached orange plug. This listing complies with eBay's air gun policy and I will only ship air guns to buyers in jurisdictions where permitted to by applicable laws https://www.ebay.com/help/policies/prohibited-restricted-items/airsoft-air-rifle-bb-guns-policy?id=5045 .”