Meet the Specna Arms RRA SA-P25 PRIME™ Aster II ETU BLDC™ Chaos Bronze airsoft carbine. This premium replica represents Specna Arms Prime, a lineage built on years of experience, artistically combining the EDGE™ platform with refreshed internals for outstanding out-of-the-box performance. As part of the Specna Arms collection, the Prime line stands out with advanced motors, new gearing, and innovative Hop-Up design that deliver consistent, tournament-grade accuracy on the field. For a broader range of options, explore our airsoft rifles and other tactical gear in our catalog.
Key features
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Brushless power in the stock — equipped with a Specna Arms Dark Matter™ High Speed 27–35k RPM brushless motor for rapid follow-ups and sustained performance.
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Gate ASTER II Bluetooth ETU — factory-fitted module provides telemetry, binary trigger capability, motor and battery protection, and compatibility with both brushed and brushless motors via an intuitive app. See more about customisation options in our tactical gear section and the Specna Arms collection.
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Ather™ Gearbox — reinforced frame with mainspring release, pre-cocking, AoE inspection windows, and frame-alignment screw holes for precise tuning. Ready for M140 springs and beyond for field-wide power ranges.
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Magnus™ Hop-Up Chamber — Top Down Center rotating Hop-Up chamber for highly precise and stable BB backspin; covered by European Patent 015052069-0001, delivering repeatable accuracy in CQB and outdoor skirmishes.
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Helium™ Flat Hop rubber — improved BB stability for tighter grouping across the engagement envelope.
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ESA2™ quick-change spring system — tool-free spring replacement with M90 and M135 options included, enabling rapid field adjustments.
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Nano Coating finish — body coating protects against scratches and cosmetic wear in rough environments.
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External barrel and threading — 14mm CCW thread for muzzle devices and accessories, enabling quick adaptation to field setups.
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Precision internals — CNC steel gears with a 16:1 ratio, reinforced polymer piston with full-steel jaw, aluminum pneumatic assembly, and 8mm bearings for smooth cycling and durability.
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Serialisation & durability — individual serial number on the barrel, confirmed by a hologram for authenticity and traceability.
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Finish & styling — Chaos Bronze aesthetic with a rugged, ready-for-action appearance suitable for milsim and CQB operations.
Performance and field viability
Designed for real-world airsoft scenarios, the SA-P25 PRIME Aster II delivers rapid shot-cycle, pinpoint accuracy, and consistent power delivery across a variety of roles—from fast CQB engagements to longer-range encounters in milsim events. The 6.02mm precision inner barrel ensures tight shot groups, while the 14mm CCW muzzle thread allows you to tailor the sound and recoil signature with a muzzle device or compensator. The integrated Aster II Bluetooth module enables personalized settings, telemetry, and safety features, helping you optimize performance for your loadout and battlefield profile. For accessories and compatible batteries, browse our batteries and chargers to keep the system ready for action.
Technical overview
The RRA SA-P25 PRIME™ Aster II combines:
- External finish: Nano-coated body with a distinctive Chaos Bronze look
- Internal: Ather™ Gearbox, hardened components, and a Hop-Up system designed for stability and repeatability
- Trigger technology: Gate™ ASTER II with binary trigger support and safety protections
- Mounting: 14mm CCW external barrel for standard accessories
- Powertrain: 27–35k RPM brushless motor for high-speed cycling
- Compatibility: Pre-cocking, AoE inspection windows, and ready-for-M140 performance
What’s in the box / practical notes
Includes the robust M90 and M135 spring options for rapid spring-tish adjustments, and the system is ready for field tuning with the included quick-change spring feature. The model is designed for immediate use with the Aster II Bluetooth ETU module, enabling field customization, telemetry, and safer operation.
Why choose Specna Arms RRA SA-P25 PRIME™ Aster II
- Uncompromising build quality and engineering integrity from Specna Arms — a trusted name in European airsoft
- Out-of-the-box high performance with advanced internals that reduce the need for extra tuning
- Flexible field-tuning options through the Aster II ETU and ESA2 spring system
- Excellent accuracy and reliability across CQB and milsim environments
Specifications
| Model |
Specna Arms RRA SA-P25 PRIME™ Aster II ETU BLDC™ Chaos Bronze |
| Series |
Prime |
| Motor |
Dark Matter™ High Speed 27–35k brushless |
| Gearbox |
Ather™ reinforced with mainspring release and pre-cocking |
| Hop-Up |
Magnus™ TDC (Top Down Center) rotating chamber |
| Barrel |
6.02mm precision inner barrel; 14mm CCW |
| ETU |
Gate™ ASTER II Bluetooth with binary trigger |
| Finish |
Nano Coating Chaos Bronze |
| Included springs |
M90, M135 (ready for M140) |
| Warranty |
Refer to Specna Arms policy |
For more options, visit our airsoft rifles and explore the Specna Arms collection for additional Prime models and accessories. If you’re equipping your rig for field use, also check tactical gear for pouches, holsters, and maintenance tools.
