M4 Airsoft SA-E40 EDGE HAL 2 ETU V2 Blue
Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 — Airsoft Carbine (Black & Blue)
Modern. Connected. Field-Proven.
The Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 in Black & Blue represents the next level of airsoft innovation. Equipped with the advanced HAL²™ Smart ETU system, a reinforced ÆTHER™ gearbox, and the ESA™ quick spring change system, this AEG delivers lightning-fast response, tactical flexibility, and striking aesthetics — straight out of the box.
EDGE™ Gen. 2 — upgraded for performance
- 6.03 mm precision inner barrel for improved range and accuracy
- Metal barrel with Nano Coating for scratch resistance
- Helium™ Flat Hop Eraser for consistent trajectory and flight stability
- Rotating MAGNUS™ TDC Hop-Up chamber (Top Down Center system)
- Sealed aluminium nozzle for enhanced compression and reliability
-
ÆTHER™ Gearbox shell (EU Patent No. 015044865-0001), featuring:
- Anti-reversal release window
- Pre-cocking & AoE inspection ports
- Motor pinion and trigger adjustment access
- Reinforced high-stress zones
- Precision alignment screw mounts
HAL²™ — smart trigger technology with Bluetooth® control
The HAL²™ electronic trigger system revolutionizes control and reactivity. Using Hall effect sensors, it offers up to 500 sensitivity points, providing ultra-smooth response that’s immune to dirt and external light. The integrated Bluetooth® Low Energy module enables fast configuration via the Specna Link™ app (Google Play / App Store) — fully glove-friendly and intuitive.
- Trigger sensitivity and pre-cocking adjustment
- Fire modes: SEMI, BINARY, BURST, AUTO (configurable per selector position)
- Adjustable burst length & rate of fire
- Battery over-discharge protection (LiPo / Li-Ion)
- Live battery monitoring and telemetry tracking
- Magazine simulation mode
- Advanced data logging for performance analysis
- Multiple replica profiles and personalized configurations
Distinctive design & build quality
This carbine stands out with its Black & Blue Specna Arms aesthetic, featuring engraved Specna Arms logos and a unique serial number. The KeyMod handguard with top RIS rail and extra side rails at 9 o’clock and 6 o’clock allows for full modularity — perfect for attaching red dots, lasers, torches, and grips.
- Full metal receiver with engraved Specna Arms markings
- KeyMod front rail + top RIS rail for optics
- Additional side rails and QD sling mount
- Custom muzzle device (14 mm CCW thread)
- Light Ops Stock — lightweight, minimalistic, ergonomic design
- Rubberized non-slip cheek pads and curved buttpad
- QD pistol grip for tool-free motor access
- Ambidextrous sling attachment points
ESA™ Quick Spring Change system
The ESA™ system allows the user to rapidly modify the replica’s FPS without disassembling the gearbox — simply remove the stock guide. Includes an M90 spring for quick FPS adjustment between CQB and outdoor play.
Internal configuration
- Polymer piston with full steel teeth
- Bearing-mounted polymer spring guide
- Polymer sealed piston head with bearing
- Aluminium cylinder & double sealed head
- Set of hardened steel gears
What’s included
- Specna Arms SA-E40 EDGE™ HAL² ETU Gen. 2 replica (Black & Blue)
- 2 × S-MAG mid-cap magazines (125 rds)
- M90 spring
- Vertical forward grip
- Cleaning rod
- Small Tamiya → DEANS adapter
- BB speedloader
Note: Battery and charger not included. Compatible with DEANS / T-Connect LiPo or Li-Ion batteries. See compatible products in /collections/batteries-and-chargers.
Field performance
With a 270 mm precision barrel and advanced HAL²™ ETU, the SA-E40 EDGE™ delivers responsive firing and solid accuracy for both CQB and field play. Lightweight, balanced, and digitally enhanced — it’s a carbine built for performance and aesthetics alike.
Related collections
- /collections/airsoft-rifles
- /collections/specna-arms-airsoft-guns-all
Technical specifications
| Specification | Value |
| Model | Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 |
| Power supply | Electric (LiPo / Li-Ion) — DEANS / T-Connect |
| Colour | Black & Blue |
| Gearbox | Version 2 — ÆTHER™ reinforced shell |
| Inner barrel | 6.03 mm / 270 mm |
| Muzzle velocity | ~380 FPS |
| Fire modes | Semi, Full-auto, Burst (adjustable), Binary (via HAL²) |
| Quick Spring Change | ESA™ system |
| Magazine capacity | 125 rounds (mid-cap) |
| Included magazines | 2 Ă— S-MAG mid-cap |
| Thread | 14mm CCW |
| Length | 795 mm |
| Weight | ~2700 g |
| Body material | Metal receiver; polymer stock, grip & sights |
| Markings | Specna Arms engravings & individual serial number |
| Manufacturer code | SA-E40-BL-L-AM-HA2-G2 |
Stylish. Smart. Tactical.
The SA-E40 EDGE™ HAL² Gen. 2 is a modern, high-performance airsoft carbine that blends intelligent electronics, solid mechanics, and distinctive design — built for the serious airsoft player.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
M4 Airsoft SA-E40 EDGE HAL 2 ETU V2 Blue
M4 Airsoft SA-E40 EDGE HAL 2 ETU V2 Blue
Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 — Airsoft Carbine (Black & Blue)
Modern. Connected. Field-Proven.
The Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 in Black & Blue represents the next level of airsoft innovation. Equipped with the advanced HAL²™ Smart ETU system, a reinforced ÆTHER™ gearbox, and the ESA™ quick spring change system, this AEG delivers lightning-fast response, tactical flexibility, and striking aesthetics — straight out of the box.
EDGE™ Gen. 2 — upgraded for performance
- 6.03 mm precision inner barrel for improved range and accuracy
- Metal barrel with Nano Coating for scratch resistance
- Helium™ Flat Hop Eraser for consistent trajectory and flight stability
- Rotating MAGNUS™ TDC Hop-Up chamber (Top Down Center system)
- Sealed aluminium nozzle for enhanced compression and reliability
-
ÆTHER™ Gearbox shell (EU Patent No. 015044865-0001), featuring:
- Anti-reversal release window
- Pre-cocking & AoE inspection ports
- Motor pinion and trigger adjustment access
- Reinforced high-stress zones
- Precision alignment screw mounts
HAL²™ — smart trigger technology with Bluetooth® control
The HAL²™ electronic trigger system revolutionizes control and reactivity. Using Hall effect sensors, it offers up to 500 sensitivity points, providing ultra-smooth response that’s immune to dirt and external light. The integrated Bluetooth® Low Energy module enables fast configuration via the Specna Link™ app (Google Play / App Store) — fully glove-friendly and intuitive.
- Trigger sensitivity and pre-cocking adjustment
- Fire modes: SEMI, BINARY, BURST, AUTO (configurable per selector position)
- Adjustable burst length & rate of fire
- Battery over-discharge protection (LiPo / Li-Ion)
- Live battery monitoring and telemetry tracking
- Magazine simulation mode
- Advanced data logging for performance analysis
- Multiple replica profiles and personalized configurations
Distinctive design & build quality
This carbine stands out with its Black & Blue Specna Arms aesthetic, featuring engraved Specna Arms logos and a unique serial number. The KeyMod handguard with top RIS rail and extra side rails at 9 o’clock and 6 o’clock allows for full modularity — perfect for attaching red dots, lasers, torches, and grips.
- Full metal receiver with engraved Specna Arms markings
- KeyMod front rail + top RIS rail for optics
- Additional side rails and QD sling mount
- Custom muzzle device (14 mm CCW thread)
- Light Ops Stock — lightweight, minimalistic, ergonomic design
- Rubberized non-slip cheek pads and curved buttpad
- QD pistol grip for tool-free motor access
- Ambidextrous sling attachment points
ESA™ Quick Spring Change system
The ESA™ system allows the user to rapidly modify the replica’s FPS without disassembling the gearbox — simply remove the stock guide. Includes an M90 spring for quick FPS adjustment between CQB and outdoor play.
Internal configuration
- Polymer piston with full steel teeth
- Bearing-mounted polymer spring guide
- Polymer sealed piston head with bearing
- Aluminium cylinder & double sealed head
- Set of hardened steel gears
What’s included
- Specna Arms SA-E40 EDGE™ HAL² ETU Gen. 2 replica (Black & Blue)
- 2 × S-MAG mid-cap magazines (125 rds)
- M90 spring
- Vertical forward grip
- Cleaning rod
- Small Tamiya → DEANS adapter
- BB speedloader
Note: Battery and charger not included. Compatible with DEANS / T-Connect LiPo or Li-Ion batteries. See compatible products in /collections/batteries-and-chargers.
Field performance
With a 270 mm precision barrel and advanced HAL²™ ETU, the SA-E40 EDGE™ delivers responsive firing and solid accuracy for both CQB and field play. Lightweight, balanced, and digitally enhanced — it’s a carbine built for performance and aesthetics alike.
Related collections
- /collections/airsoft-rifles
- /collections/specna-arms-airsoft-guns-all
Technical specifications
| Specification | Value |
| Model | Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 |
| Power supply | Electric (LiPo / Li-Ion) — DEANS / T-Connect |
| Colour | Black & Blue |
| Gearbox | Version 2 — ÆTHER™ reinforced shell |
| Inner barrel | 6.03 mm / 270 mm |
| Muzzle velocity | ~380 FPS |
| Fire modes | Semi, Full-auto, Burst (adjustable), Binary (via HAL²) |
| Quick Spring Change | ESA™ system |
| Magazine capacity | 125 rounds (mid-cap) |
| Included magazines | 2 Ă— S-MAG mid-cap |
| Thread | 14mm CCW |
| Length | 795 mm |
| Weight | ~2700 g |
| Body material | Metal receiver; polymer stock, grip & sights |
| Markings | Specna Arms engravings & individual serial number |
| Manufacturer code | SA-E40-BL-L-AM-HA2-G2 |
Stylish. Smart. Tactical.
The SA-E40 EDGE™ HAL² Gen. 2 is a modern, high-performance airsoft carbine that blends intelligent electronics, solid mechanics, and distinctive design — built for the serious airsoft player.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 — Airsoft Carbine (Black & Blue)
Modern. Connected. Field-Proven.
The Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 in Black & Blue represents the next level of airsoft innovation. Equipped with the advanced HAL²™ Smart ETU system, a reinforced ÆTHER™ gearbox, and the ESA™ quick spring change system, this AEG delivers lightning-fast response, tactical flexibility, and striking aesthetics — straight out of the box.
EDGE™ Gen. 2 — upgraded for performance
- 6.03 mm precision inner barrel for improved range and accuracy
- Metal barrel with Nano Coating for scratch resistance
- Helium™ Flat Hop Eraser for consistent trajectory and flight stability
- Rotating MAGNUS™ TDC Hop-Up chamber (Top Down Center system)
- Sealed aluminium nozzle for enhanced compression and reliability
-
ÆTHER™ Gearbox shell (EU Patent No. 015044865-0001), featuring:
- Anti-reversal release window
- Pre-cocking & AoE inspection ports
- Motor pinion and trigger adjustment access
- Reinforced high-stress zones
- Precision alignment screw mounts
HAL²™ — smart trigger technology with Bluetooth® control
The HAL²™ electronic trigger system revolutionizes control and reactivity. Using Hall effect sensors, it offers up to 500 sensitivity points, providing ultra-smooth response that’s immune to dirt and external light. The integrated Bluetooth® Low Energy module enables fast configuration via the Specna Link™ app (Google Play / App Store) — fully glove-friendly and intuitive.
- Trigger sensitivity and pre-cocking adjustment
- Fire modes: SEMI, BINARY, BURST, AUTO (configurable per selector position)
- Adjustable burst length & rate of fire
- Battery over-discharge protection (LiPo / Li-Ion)
- Live battery monitoring and telemetry tracking
- Magazine simulation mode
- Advanced data logging for performance analysis
- Multiple replica profiles and personalized configurations
Distinctive design & build quality
This carbine stands out with its Black & Blue Specna Arms aesthetic, featuring engraved Specna Arms logos and a unique serial number. The KeyMod handguard with top RIS rail and extra side rails at 9 o’clock and 6 o’clock allows for full modularity — perfect for attaching red dots, lasers, torches, and grips.
- Full metal receiver with engraved Specna Arms markings
- KeyMod front rail + top RIS rail for optics
- Additional side rails and QD sling mount
- Custom muzzle device (14 mm CCW thread)
- Light Ops Stock — lightweight, minimalistic, ergonomic design
- Rubberized non-slip cheek pads and curved buttpad
- QD pistol grip for tool-free motor access
- Ambidextrous sling attachment points
ESA™ Quick Spring Change system
The ESA™ system allows the user to rapidly modify the replica’s FPS without disassembling the gearbox — simply remove the stock guide. Includes an M90 spring for quick FPS adjustment between CQB and outdoor play.
Internal configuration
- Polymer piston with full steel teeth
- Bearing-mounted polymer spring guide
- Polymer sealed piston head with bearing
- Aluminium cylinder & double sealed head
- Set of hardened steel gears
What’s included
- Specna Arms SA-E40 EDGE™ HAL² ETU Gen. 2 replica (Black & Blue)
- 2 × S-MAG mid-cap magazines (125 rds)
- M90 spring
- Vertical forward grip
- Cleaning rod
- Small Tamiya → DEANS adapter
- BB speedloader
Note: Battery and charger not included. Compatible with DEANS / T-Connect LiPo or Li-Ion batteries. See compatible products in /collections/batteries-and-chargers.
Field performance
With a 270 mm precision barrel and advanced HAL²™ ETU, the SA-E40 EDGE™ delivers responsive firing and solid accuracy for both CQB and field play. Lightweight, balanced, and digitally enhanced — it’s a carbine built for performance and aesthetics alike.
Related collections
- /collections/airsoft-rifles
- /collections/specna-arms-airsoft-guns-all
Technical specifications
| Specification | Value |
| Model | Specna Arms SA-E40 EDGE™ HAL² ETU Light Ops Stock Gen. 2 |
| Power supply | Electric (LiPo / Li-Ion) — DEANS / T-Connect |
| Colour | Black & Blue |
| Gearbox | Version 2 — ÆTHER™ reinforced shell |
| Inner barrel | 6.03 mm / 270 mm |
| Muzzle velocity | ~380 FPS |
| Fire modes | Semi, Full-auto, Burst (adjustable), Binary (via HAL²) |
| Quick Spring Change | ESA™ system |
| Magazine capacity | 125 rounds (mid-cap) |
| Included magazines | 2 Ă— S-MAG mid-cap |
| Thread | 14mm CCW |
| Length | 795 mm |
| Weight | ~2700 g |
| Body material | Metal receiver; polymer stock, grip & sights |
| Markings | Specna Arms engravings & individual serial number |
| Manufacturer code | SA-E40-BL-L-AM-HA2-G2 |
Stylish. Smart. Tactical.
The SA-E40 EDGE™ HAL² Gen. 2 is a modern, high-performance airsoft carbine that blends intelligent electronics, solid mechanics, and distinctive design — built for the serious airsoft player.
