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Specna Arms SA-CX02 CORE HAL ETU Gen.2 AEG Assault Carbine - Olive

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€205.51
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€205.51

Specna Arms SA-CX02 CORE HAL ETU Gen.2 AEG Assault Carbine - Olive

The electric version of the assault carbine in Half-Tan color belongs to the Core Gen. 2 series, which has been reengineered to provide superior performance straight out of the box. Outfitted with an ESA quick spring change system and equipped with a HAL ETU control module, the replica enables flexible customization of settings to match user preferences. Outfitted with a Light Ops type stock, the model ensures optimal handling. Structural components in the replica are assembled with exceptional precision, guaranteeing reliable operation and seamless mechanism performance.

Polymer body reinforced with nylon fiber, steel components

Constructed from polymer reinforced with nylon fiber, the carbine’s main body, Free Float type handguard, receiver extension fitted with the Light Ops Stock, and pistol grip ensure both durability and lightweight handling. Key steel components consist of the ejection port cover, dummy slide, along with all screws and pins. The body is detailed with markings and a serial number for authenticity.

Light Ops Stock, ESA quick spring change system

Outfitted with a lightweight Light Ops Stock featuring an adjustable extension system, the replica offers enhanced versatility. Both sides of the cheek rest are fitted with rubber, non-slip inserts to provide greater stability during aiming. The rear stock is equipped with a curved rubber pad that ensures a solid and comfortable fit against the shoulder. Thanks to the ESA quick spring change system, carbine power can be adapted to field regulations swiftly and without the need for dedicated tools.

Specna Arms Aether gearbox

At the heart of the replica lies the Specna Arms Aether gearbox, designed to propel BBs at a velocity of 380 FPS. All installed components are fully compatible with M140 springs. The replica supports both Li-Po and LiFe batteries, utilizing a DEANS / T-connect connector.

Features include:

  • Anti-reversal latch window
  • pre-cocking and AoE inspection ports
  • reinforced areas at high-stress points
  • motor gear inspection port
  • trigger adjustment capability
  • alignment holes for precise framework positioning

HAL ETU module

Equipped with advanced HAL ETU (Electronic Trigger Unit) electronics, this replica achieves improved performance and durability. The integrated module offers:

  • trigger detection utilizing magnetic sensors and the Hall effect
  • active braking system
  • binary firing function
  • customizable trigger sensitivity with 5 distinct settings, ranging from 20% to 100%
  • adjustable pre-cocking in 6 stages
  • configurable AUTO fire modes, including full auto, semi, 3-shot burst, and 5-shot burst
  • programmable SEMI fire modes, featuring semi, binary, AUG, and sniper options
  • simple programming via the trigger mechanism
  • low battery warning indicator

Hop-up TDC Magnus System

The model incorporates a rotating Hop-Up TDC Magnus (Top Down Center) chamber equipped with Helium rubber, allowing for precise and stable adjustments tailored to the power of the spring and the type of BBs in use. These enhancements deliver improved accuracy and consistent shot performance.

Durable construction, sighting devices

Featuring side M-LOK rails and a top RIS 22 mm rail, the model enables the attachment of optics as well as flip-up mechanical sights, including a front sight and a peep sight. An ergonomically shaped grip and a butt plate with a non-slip texture ensure both comfort and stability during use. The muzzle device is secured onto a 14 mm left-hand thread.

Set elements

  • assault carbine
  • 2 mid-cap S-MAG magazines
  • cleaning rod
  • Allen key
  • small Tamiya to T-Deans adapter
  • BB speedloader
  • spare M90 spring

Main features

  • Aether gearbox reinforced for enhanced durability
  • Lightweight Ops Stock
  • Rotary Hop-Up Chamber TDC Magnus for precision adjustment
  • Equipped with a HAL ETU module for advanced electronic trigger functionality
  • ESA quick-change spring system for effortless spring swaps
  • Muzzle velocity rated at 380 FPS
  • Features 22 mm RIS mounting rails and the M-LOK attachment system for versatile accessory compatibility
  • Outfitted with foldable sighting devices
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
Accurate shot range Up to 40 m
Magazine type Mid-Cap
Magazine capacity 100
Gearbox Reinforced
Body Plastic
Overall length 84 cm
Weight 2215 g
Main color Olive
Optics ready Yes
Fixed sighting devices Yes
Blowback No
Additional accessories included Yes
Accessory rail Yes
Hop-up Yes, adjustable
Plug type Deans/T-Connect
EAN 5902543212498
Manufacturer code SPE-01-048072
Brand Specna Arms

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