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Specna Arms SA-FX02 Flex BLDC HAL ETU Gen. 2 AEG Assault Carbine - Half-Tan

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€236.21
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€236.21

Specna Arms SA-FX02 Flex BLDC HAL ETU Gen. 2 AEG Assault Carbine - Half-Tan

An electric carbine replica from the Flex Gen. 2 series, newly updated to deliver even greater performance straight out of the box. The replica’s structural components are engineered with exceptional precision, ensuring superior performance and seamless mechanism operation.

Polymer body reinforced with nylon fiber, steel components

Constructed from nylon fiber reinforced polymer, the carbine body, Free Float handguard, receiver extension equipped with the Light Ops Stock, and pistol grip offer robust durability. The barrel, silencer, oversized charging handle, and operational manipulators utilize aluminum and zinc alloy for enhanced strength. Steel components comprise the ejection port, mock bolt, and all screws and pins. Distinctive markings and serial number are featured directly on the body.

Light Ops Stock, ESA quick spring change system

The replica features a lightweight Light Ops Stock with a sliding mechanism. Both sides of the cheek rest are fitted with rubber, non-slip inserts to enhance stability during aiming. The buttstock is equipped with a curved rubber pad that sits comfortably against the shoulder. The ESA quick spring change system enables rapid adjustment of the carbine’s power to suit field requirements, all without the need for specialized tools.

High-quality internal components

The replica is equipped with premium-grade internal components:

  • rotary Hop-Up chamber featuring TDC Magnus Top Down Center
  • Helium Flat Hop bucking
  • sealed aluminum nozzle
  • 8-mm ball bearings
  • hardened steel gear assembly
  • polycarbonate piston reinforced with a full steel rack
  • high-precision inner barrel with a 6.03 mm bore
  • high-performance Specna Arms Dark Matter High Speed 27k brushless motor

Reinforced Ather gearbox

Equipped with a reinforced Ather gearbox, the carbine stands out for its advanced features, including:

  • a function for releasing the main spring
  • inspection ports for evaluating pre-cocking and AoE settings
  • a strengthened front section
  • inspection windows that simplify the placement of shims
  • a trigger adjustment capability
  • screw holes enabling precise alignment of the framework
  • support for M140 spring compatibility

Electronic control system HAL ETU

Equipped with the HAL ETU electronic control system, the replica provides an array of advanced features designed for precise customization of the trigger system and firing modes according to the operator’s preferences:

  • employs trigger detection utilizing magnetic sensors and the Hall effect
  • features an active brake function
  • includes a binary trigger capability
  • offers trigger sensitivity adjustment across 5 levels, ranging from 20% to 100%
  • pre-cocking can be fine-tuned with 6 adjustable levels
  • automatic firing modes are programmable, supporting full auto, semi-auto, 3-round burst, and 5-round burst options
  • single shot modes are also programmable, with selections for semi, binary, AUG, and sniper configurations
  • enables trigger programming
  • integrates a low battery warning indicator
  • compatible with brushless motor systems

Set elements

  • Specna Arms SA-FX02 Flex BLDC HAL ETU Gen. 2 AEG assault rifle
  • 2 x S-MAG Mid-Cap magazines
  • BB loader
  • Spare M90 spring
  • Adapter from Small Tamiya to T-Deans
  • Cleaning rod
  • Allen wrench

Main features

  • Flex Gen. 2 series
  • polymer frame reinforced with nylon fibers
  • steel elements
  • Light Ops extendable buttstock
  • ESA system for rapid spring change
  • TDC Magnus Top Down Center rotary Hop-Up unit
  • Helium Flat Hop bucking
  • 6.03 mm precision inner barrel
  • Specna Arms Dark Matter High Speed 27k brushless engine
  • reinforced Ather gearbox shell
  • HAL ETU advanced electronic trigger unit
Specna Arms


Militaria.pl is a premium dealer of Specna Arms.


Specna Arms is a brand specialized in the production of ASG replicas, valued for their solid workmanship and value for money. The offered models are characterized by realistic appearance and high durability. The range includes a variety of series - from lightweight CORE™ models for beginners, through advanced EDGE™ models with metal bodies and licensed markings, to top PRIME™ replicas with brushless motors and modern electronics. The brand collaborates with renowned companies such as Rock River Arms and Daniel Defense. Specna Arms has a reputation among both beginners and advanced airsoft players.

More Information
Based on M4
Replica propulsion Electric
Muzzle velocity 380 fps
Magazine type Mid-Cap
Magazine capacity 120 6 mm caliber BBs
Gearbox Reinforced
Body Polymer
Overall length 840 mm
Weight 2150 g
Main color Half Tan
Optics ready Yes
Fixed sighting devices Yes
Additional accessories included Yes
Accessory rail Yes
Hop-up Yes
Plug type Deans/T-Connect
EAN 5902543212078
Manufacturer code SPE-01-048011
Brand Specna Arms

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