Specna Arms CORE Series M4 AEG (Model: M4 SBR Keymod / Black)

Specifications: Length: 685mm - 765mm (Adjustable) Weight: 2120g Inner Barrel: TBA Magazine Capacity: 380rd Hi-Capacity. Works with Matrix, Tokyo Marui and other compatible M4 / M16 Series Airsoft AEG Magazines Thread Direction: 14mm Negative Gearbox: Ver 2 Metal, Fully Upgradeable Motor: Long Type Fire Modes: Semi/Full-Auto, Safety Battery: 7.4v / 11.1v Buffer Tube LiPo Battery Recommended (Wired to rear w/ Deans connector. Battery and Charger not included. We recommend using only high quality batteries and smart chargers) Hopup: Yes, Adjustable Package Includes: Gun, Magazine, Manual