Specna Arms RRA SA-E05 EDGE™ HAL² ETU Light Ops Stock Gen. 2 — Airsoft rifle
Compact, precise, and connected — the next evolution of EDGE™ Gen. 2. The Specna Arms RRA SA-E05 EDGE™ HAL² ETU Gen. 2 combines the solid AETHER™ gearbox platform with the HAL²™ programmable trigger system to deliver a modern, digitally controlled AEG for competitive airsoft players. Featuring full Rock River Arms trademarks, a compact 10" RIS front, and the lightweight Light Ops Stock, this replica balances agility, speed, and advanced functionality.
Professional-grade internals out of the box
- 6.03 mm precision inner barrel for improved range and grouping
- Metal barrel with Nano Coating finish to prevent scratches
- Helium™ Flat Hop Eraser + Rotating MAGNUS™ TDC hop-up (Top Down Center) for consistent BB flight
- Sealed aluminium nozzle for improved air seal
-
ÆTHER™ gearbox shell (EU Patent No. 015044865-0001) — reinforced structure with:
- Anti-reversal release window
- Pre-cocking & AoE inspection ports
- Reinforced stress points
- Motor pinion inspection port
- Trigger adjustment & alignment screws
HAL²™ — advanced electronic trigger unit with Bluetooth®
The HAL²™ (Hall-Effect Advanced Logic) system revolutionises trigger response. Using a magnetic sensor for up to 500 levels of sensitivity, it ensures exceptional precision, ultra-fast actuation, and full dirt/light resistance. Thanks to integrated Bluetooth® Low Energy, players can connect directly to the free Specna Link™ app on Android or iOS to monitor and configure every replica parameter.
- Trigger sensitivity adjustment
- Pre-cocking configuration for faster first-shot response
- Selectable fire modes: SEMI, BINARY, BURST, AUTO
- Adjustable burst length and rate of fire
- Battery over-discharge protection (LiPo / Li-Ion)
- Magazine simulation mode & live battery status display
- Telemetry data monitoring & real-time replica status
- Profile storage for multiple replicas and playstyles
Lightweight RRA-licensed externals
Featuring official Rock River Arms® trademarks, the SA-E05 delivers authentic design inspired by the US law enforcement carbine platform. The licensed markings, compact receiver, and Light Ops Stock combine tactical practicality with outstanding build quality and low weight (just 2.36 kg).
- Full metal receiver with RRA engravings and serial number
- Quad 4-sided RIS handguard (12 / 3 / 6 / 9 o’clock)
-
Light Ops Stock: ergonomic, non-slip rubberized cheek pads, curved rubber buttpad, and minimalistic design
- QD pistol grip for tool-less motor access
- Double-sided sling mount point
- 14 mm CCW threaded outer barrel — compatible with suppressors and flash hiders
Field-ready quick spring system
Equipped with the ESA™ Quick Spring Change System, this carbine allows players to adjust muzzle velocity to field or CQB limits in minutes — no gearbox disassembly required. Swap the main spring through the buffer tube and adapt instantly to your field’s FPS limits.
Internal performance components
- Polymer piston with full steel teeth
- Bearing-mounted polymer spring guide
- Sealed piston head with bearing
- Aluminium cylinder & double sealed cylinder head
- Hardened steel gearset for durability
What’s included
- Specna Arms RRA SA-E05 EDGE™ HAL² ETU Gen. 2 AEG
- 2 × 125 rd mid-cap magazines
- M90 additional spring
- Vertical grip
- Cleaning rod
- Small Tamiya → DEANS adapter
- BB speedloader
Battery and charger are not included. Compatible with DEANS / T-connect LiPo or Li-Ion batteries. Visit /collections/batteries-and-chargers for recommended power options.
Performance overview
The RRA SA-E05 EDGE™ HAL² combines speed and intelligence — designed for aggressive CQB or lightweight field setups. With its compact barrel, responsive trigger, and advanced electronics, it’s a top-tier carbine for modern operators.
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Technical specifications
| Specification |
Value |
| Model |
Specna Arms RRA SA-E05 EDGE™ HAL² ETU Light Ops Stock Gen. 2 |
| Power supply |
Electric (LiPo / Li-Ion) — DEANS / T-Connect |
| Blowback |
No |
| Gearbox |
Version 2 — AETHER™ reinforced shell |
| Inner barrel |
6.03 mm / 245 mm |
| Muzzle velocity |
~380 FPS |
| Fire modes |
Semi, Burst (adjustable), Full-auto, Binary (via HAL²) |
| Quick Spring System |
ESA™ |
| Magazine capacity |
125 rounds (mid-cap) |
| Included magazines |
2 × S-MAG mid-cap |
| Thread |
14mm CCW |
| Length (min/max) |
665 / 750 mm |
| Weight |
~2365 g |
| Body |
Metal receiver, polymer stock and grip |
| Markings |
Official Rock River Arms® licensed trademarks |
Compact, powerful, and fully digital — the RRA SA-E05 EDGE™ HAL² Gen. 2 gives players the latest Specna Arms engineering in a lightweight RRA-licensed package, built for speed, precision, and full control through HAL².
Meta: Specna Arms RRA SA-E05 EDGE™ HAL² ETU Gen.2 — compact airsoft carbine with HAL² Bluetooth trigger, ESA quick spring change, and Light Ops Stock.
Tags: Specna Arms, RRA, SA-E05, EDGE Gen 2, HAL² ETU, Rock River Arms, Light Ops Stock, electronic trigger, ESA system, 6.03mm barrel, airsoft carbine
