Specna Arms / Rock River Arms Licensed EDGE Series M4 AEG (Model: M4 RIS / Black)

Length: 800mm - 880mm (Adjustable) Weight: 2700g Inner Barrel: 363mm Magazine Capacity: 125rds Muzzle Velocity: 310~380 FPS (Measured with 0.20g BBs) 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, 2x Magazine, Manual