Specna Arms FLEX Series M4 10" M-LOK Airsoft AEG Rifle, Tan/Black

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Immerse yourself in the ultimate airsoft experience with the Specna Arms FLEX Series M4 10" M-LOK Airsoft AEG Rifle, a harmonious blend of performance and durability. This high-quality AEG rifle, rendered in a striking tan/black colorway, is designed to elevate your game with its versatile firing modes and adjustable settings.

Manufacturer Specna Arms has meticulously crafted this airsoft rifle with an inner barrel of approximately 300mm and a weight of 2220g, ensuring optimal handling and precision. The rifle's length can be adjusted between 710mm to 790mm to suit individual preferences and game requirements.

With an FPS range of 300-375, this rifle is engineered for diverse airsoft scenarios. It features a 380rd Hi-Cap magazine, allowing for extended play sessions without the constant need for reloading. The gearbox is constructed of fully upgradeable Ver 2 Metal, paired with a long-type motor, enabling Semi/Full-Auto fire modes and a safety mode, giving players the flexibility to adapt to any situation on the field.

The Specna Arms FLEX Series Rifle is also equipped with a 14mm negative thread direction and an adjustable hopup, maximizing the trajectory and range of your shots. For optimal performance, it is recommended to use a 7.4v / 11.1v Buffer Tube LiPo Battery, wired to the rear with a small Tamiya connector (Battery and Charger not included). We advocate using only high-quality batteries and smart chargers to maintain the integrity and efficiency of the rifle.

Included in the package are the gun, a magazine, a spare spring, and a manual, providing you with everything you need to start your airsoft adventure. Whether you are a seasoned player or a beginner, the Specna Arms FLEX Series M4 10" M-LOK Airsoft AEG Rifle, with its exceptional build and unparalleled performance, is the perfect companion on the airsoft battlefield.

Note: Optic shown is NOT included. 


  • Lightweight, durable construction with nylon fiber-reinforced polymer receiver
  • Equipped with reinforced Version 2 gearbox for longevity
  • Features ESA quick spring change system for convenient modifications without disassembling the gun
  • Fitted with a rotary type hopup and a 6.03mm tight bore barrel for enhanced accuracy
  • Comes with a 375 fps spring pre-installed; additional 300 fps spring included for optional muzzle velocity reduction
  • Includes a 380-round S-Mag hi-cap magazine
  • Each model sports an individualized serial number for authenticity
  • M-LOK handguard for easy mounting of various accessories like lights, lasers, grips, and optics
  • Adjustable crane stock accommodates battery storage
  • Equipped with flip-up front and rear iron sights for improved aiming accuracy
LiPO Ready:
Power Source:
Canada Compliant:
300-375 FPS w/ 0.20g BBs
Battery & Charger Included:
Rail Type:
710mm-790mm (27" to 31")
Battery Type:
7.4v / 11.1v Buffer Tube LiPO Battery (Small Tamiya)
Motor Type:
4.8 lbs
Full Metal, Fully upgradable V2 gearbox
Quick Change Spring:
Inner Barrel Length:
Approximately 300mm
Included Magazine:
380 Rounds
Specna Arms
Package Includes:
Gun, Magazine, Spare Spring, Manual
Thread Direction:
14mm counter-clockwise
Fire Modes:
Safe, Semi Auto, Full Auto
Yes - Adjustable
Magazine Compatibility:
Compatible with M4/M16 series airsoft magazine
30 Day Return / 45 Day warranty

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