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Specna Arms RRA SA-P14 Prime Aster II ETU Dark Matter High Speed 27k AEG Assault Carbine - Half-Tan

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€448.50
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€448.50

Specna Arms RRA SA-P14 Prime Aster II ETU Dark Matter High Speed 27k AEG Assault Carbine - Half-Tan

An electric model of the Prime series assault carbine, designed with a factory configuration and performance that rivals upgraded replicas. Outfitted with the proprietary Specna Arms Æther gearbox and the advanced rotary Hop-Up TDC chamber from Specna Arms Magnus. Marked with a unique serial number and further authenticated by a hologram.

Durable construction, folding sighting devices and 14 mm CCW threads

Constructed from a blend of highly durable metal, steel, and plastic, the replica features a Nano Coating layer on the body to effectively resist scratches. Outfitted with a precision-engineered steel inner barrel measuring 6.02 mm in diameter, the model delivers exceptional accuracy and consistent shot performance. Additionally, it is equipped with folding sighting devices. The outer barrel includes a 14 mm CCW thread, allowing compatibility with an extensive selection of muzzle devices and suppressors.

ESA2 quick-change spring system, Hop-Up tdc chamber

The upgraded ESA2 quick-change spring system enables fast and effective adjustment of the replica's power to suit field regulations, eliminating the need for specialized tools or a workshop. Outfitted with the included M90 mainspring, the replica is also ideal for indoor skirmishes. Featuring the advanced TDC Magnus (Top Down Center) rotating Hop-Up chamber, the model delivers precise and consistent tuning. The addition of the Helium Flat Hop Eraser further enhances the stability of the projectile trajectory for each fired BB.

Gearbox Specna Arms Æther and its components

At the heart of the replica lies the Specna Arms Æther (v2) gearbox, engineered with a reinforced frame to deliver muzzle velocities of 380 FPS. The gearbox boasts the following features:

  • pre-cocking and AoE inspection ports
  • dedicated windows for simplified shimming
  • reinforcements added at high-stress zones
  • a trigger adjustment mechanism
  • precision screw holes for exact frame alignment
  • a reinforced polymer piston equipped with a full steel rack
  • an aluminum pneumatic assembly
  • a spring guide mounted on bearings
  • CNC-machined steel gears with a 16:1 ratio
  • 8 mm J-Cage ball bearings fitted to both the motor and piston pinion
  • trigger tongue manufactured by Mancraft
  • Specna Arms Dark Matter High Speed 27k brushless motor
  • the HAL ETU Module configured with default settings
  • mainspring release capability
  • compatibility with M140 springs out of the box

Dark Matter High Speed 27k Brushless Motor

In standard configuration, the replica is outfitted with a premium Dark Matter High Speed 27k brushless motor that delivers increased power, rapid rate of fire, enhanced reliability, and superior performance. Engineered for compatibility with exceptionally strong springs (up to M190), the motor is characterized by high torque at approximately 27,000 RPM.

Key features of the Dark Matter High Speed 27k brushless motor include:

  • High torque
  • Enhanced trigger response, elevated TPA coefficient
  • Significantly quieter operation
  • CNC-machined aluminum housing
  • Lower energy consumption and reduced battery stress contributing to increased efficiency
  • Extended lifespan and minimized component wear

Gate Aster II Bluetooth module

The SA-A27 is equipped with a Gate Aster II Bluetooth control module and an installed Quantum Trigger 2, providing advanced customization and setting adjustments for the replica. Compatibility extends to both brushed and brushless motors. The Aster II includes a built-in fuse designed to safeguard the battery, motor, gearbox, and electronic controls. Constructed in line with military specification MIL-V-173C, the module is engineered to withstand harsh weather and environmental conditions.

Key attributes of the Gate Aster II module:

  • Quantum Trigger 2 featuring adjustable trigger sensitivity
  • Binary trigger mode for enhanced firing capability
  • Protection against battery over-discharge
  • Pre-cocking function that delivers a quicker trigger response
  • Active Brake ensures that every shot completes a full gear cycle, preventing gearbox overload associated with partial cycles
  • Sniper mode offers a sniper delay function emulating bolt-action reload or recoil
  • Bluetooth connectivity enabling direct adjustments via a mobile application

Set elements

  • Specna Arms RRA SA-P14 Prime Aster II ETU Dark Matter High Speed 27k AEG assault carbine - Half-Tan
  • Includes two mid-cap magazines (125 BBs each)
  • Supplied with an extra M135 spring
  • Also comes with an additional M90 spring
  • Features an angled front grip for enhanced control
  • Provided with a small Tamiya to T-Deans adapter
  • Equipped with a BB speedloader

Main features

  • Constructed from metal and plastic components
  • Equipped with a Specna Arms Dark Matter High Speed 27k brushless motor
  • Features the advanced Specna Arms Æther gearbox
  • Includes a TDC Magnus rotating Hop-Up chamber
  • Enhanced with a Nano Coating finish
  • Outfitted with a 14mm CCW thread
  • Folding sighting devices for versatility
  • Incorporates the Helium Flat Hop eraser
  • Comes with a Gate Aster II Bluetooth module
  • Integrated ESA2 quick-change spring system
  • Delivers a 380 FPS BBs muzzle velocity
  • Fitted with an adjustable stock
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 450 fps
Accurate shot range Up to 50 m
Magazine type Mid-Cap
Magazine capacity 125 6 mm caliber BBs
Gearbox Reinforced
Body Metal and polymer
Overall length 88,5 cm
Weight 2815 g
Optics ready Yes
Fixed sighting devices Yes
Additional accessories included Yes
Accessory rail Yes
Hop-up Yes, adjustable
Plug type Deans/T-Connect
EAN 5902543887467
Manufacturer code SPE-01-043635
Brand Specna Arms

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