SA-CH29 CORE Gen.2 HAL ETU
Specna Arms SA-CH29 CORE™ Gen.2 HAL ETU Airsoft Carbine
The Specna Arms SA-CH29 CORE™ Gen.2 is a modern electric airsoft carbine designed to deliver excellent field performance, advanced electronics, and reliability at an attractive price point. Developed by :contentReference[oaicite:1]{index=1}, the CORE™ Gen.2 series has been redesigned to offer improved internals and smart electronic solutions, allowing players to take the replica straight from the box to the battlefield.
With its lightweight construction, programmable HAL™ ETU, and precise hop-up system, the SA-CH29 is an ideal choice for CQB environments, outdoor skirmishes, and long milsim events.
Durable & Lightweight External Construction
- Nylon fibre-reinforced polymer body, slide, battery compartment, and pistol grip
- Metal components including barrel, RIS handguard, flame suppressor, charging handle, sights, and sling mounts
- Excellent factory fitment with no play between upper and lower receivers
- 22 mm RIS top rail for optics and accessories
- Adjustable stock with non-slip textured buttpad
- 14 mm CCW threaded muzzle – ready for tracers and suppressors
Precision Hop-Up & Accuracy System
- Magnus™ TDC rotary Hop-Up chamber for highly accurate and stable adjustment
- Helium™ Flat Hop Eraser for improved BB under-hop stability
- 270 mm inner barrel for balanced range and maneuverability
Æther™ Gearbox V2 – CORE™ Gen.2 Platform
At the heart of the SA-CH29 is the reinforced Æther™ Gearbox, engineered for durability, ease of maintenance, and future upgrades.
- Reinforced gearbox shell with strengthened front
- Ready for mainsprings up to M140
- Mainspring release function
- ESA™ quick spring change system
- Pre-cocking and AoE inspection windows
- Trigger adjustment function
- Screw holes for precise gearbox alignment
HAL™ Electronic Trigger Unit
The factory-installed HAL™ ETU delivers advanced electronic control usually found in higher-end replicas, while remaining intuitive and easy to program directly via the trigger.
- Trigger detection via magnetic sensors and Hall effect
- Binary trigger support
- Active Brake
- Adjustable trigger sensitivity (5 levels)
- Adjustable pre-cocking (6 levels)
- Programmable AUTO modes: Full Auto, Semi, 3-Round Burst, 5-Round Burst
- Programmable SEMI modes: Semi, Binary, AUG, Sniper
- Low battery warning system
- Compatible with brushless motors
Important note: On first use, after connecting the battery, hold the trigger in SAFE mode for approximately 5 seconds to activate the HAL™ module.
ESA™ Quick Spring Change System
The integrated ESA™ system allows rapid FPS adjustment without disassembling the gearbox. By simply removing the stock guide, players can easily adapt the replica’s power to different field limits, ensuring safety and optimal performance in any scenario.
Package Contents
- Specna Arms SA-CH29 CORE™ Gen.2 replica
- 2 × S-MAG mid-cap magazines
- M90 additional spring
- BB speedloader
- Cleaning rod
- Allen key
- Small Tamiya to Deans adapter
Battery and charger are not included.
Complete your setup with premium airsoft BBs and reliable LiPo batteries & chargers. Discover more replicas in the Specna Arms collection or browse our full range of airsoft rifles.
Technical Specifications
| Power Source | Electric (AEG) |
| Gearbox | V2 – Æther™ |
| Muzzle Velocity | ~390 FPS |
| Inner Barrel Length | 270 mm |
| Hop-Up | Yes (Magnus™ TDC) |
| Fire Modes | Semi / Full Auto / Burst / Binary |
| ETU | HAL™ Electronic Trigger Unit |
| Magazine Capacity | 125 BBs |
| Length | 785 mm |
| Weight | 2900 g |
| Connector | Deans / T-Connect |
| Thread | 14 mm CCW |
| Colour | Black |
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Specna Arms SA-CH29 CORE™ Gen.2 HAL ETU Airsoft Carbine
The Specna Arms SA-CH29 CORE™ Gen.2 is a modern electric airsoft carbine designed to deliver excellent field performance, advanced electronics, and reliability at an attractive price point. Developed by :contentReference[oaicite:1]{index=1}, the CORE™ Gen.2 series has been redesigned to offer improved internals and smart electronic solutions, allowing players to take the replica straight from the box to the battlefield.
With its lightweight construction, programmable HAL™ ETU, and precise hop-up system, the SA-CH29 is an ideal choice for CQB environments, outdoor skirmishes, and long milsim events.
Durable & Lightweight External Construction
- Nylon fibre-reinforced polymer body, slide, battery compartment, and pistol grip
- Metal components including barrel, RIS handguard, flame suppressor, charging handle, sights, and sling mounts
- Excellent factory fitment with no play between upper and lower receivers
- 22 mm RIS top rail for optics and accessories
- Adjustable stock with non-slip textured buttpad
- 14 mm CCW threaded muzzle – ready for tracers and suppressors
Precision Hop-Up & Accuracy System
- Magnus™ TDC rotary Hop-Up chamber for highly accurate and stable adjustment
- Helium™ Flat Hop Eraser for improved BB under-hop stability
- 270 mm inner barrel for balanced range and maneuverability
Æther™ Gearbox V2 – CORE™ Gen.2 Platform
At the heart of the SA-CH29 is the reinforced Æther™ Gearbox, engineered for durability, ease of maintenance, and future upgrades.
- Reinforced gearbox shell with strengthened front
- Ready for mainsprings up to M140
- Mainspring release function
- ESA™ quick spring change system
- Pre-cocking and AoE inspection windows
- Trigger adjustment function
- Screw holes for precise gearbox alignment
HAL™ Electronic Trigger Unit
The factory-installed HAL™ ETU delivers advanced electronic control usually found in higher-end replicas, while remaining intuitive and easy to program directly via the trigger.
- Trigger detection via magnetic sensors and Hall effect
- Binary trigger support
- Active Brake
- Adjustable trigger sensitivity (5 levels)
- Adjustable pre-cocking (6 levels)
- Programmable AUTO modes: Full Auto, Semi, 3-Round Burst, 5-Round Burst
- Programmable SEMI modes: Semi, Binary, AUG, Sniper
- Low battery warning system
- Compatible with brushless motors
Important note: On first use, after connecting the battery, hold the trigger in SAFE mode for approximately 5 seconds to activate the HAL™ module.
ESA™ Quick Spring Change System
The integrated ESA™ system allows rapid FPS adjustment without disassembling the gearbox. By simply removing the stock guide, players can easily adapt the replica’s power to different field limits, ensuring safety and optimal performance in any scenario.
Package Contents
- Specna Arms SA-CH29 CORE™ Gen.2 replica
- 2 × S-MAG mid-cap magazines
- M90 additional spring
- BB speedloader
- Cleaning rod
- Allen key
- Small Tamiya to Deans adapter
Battery and charger are not included.
Complete your setup with premium airsoft BBs and reliable LiPo batteries & chargers. Discover more replicas in the Specna Arms collection or browse our full range of airsoft rifles.
Technical Specifications
| Power Source | Electric (AEG) |
| Gearbox | V2 – Æther™ |
| Muzzle Velocity | ~390 FPS |
| Inner Barrel Length | 270 mm |
| Hop-Up | Yes (Magnus™ TDC) |
| Fire Modes | Semi / Full Auto / Burst / Binary |
| ETU | HAL™ Electronic Trigger Unit |
| Magazine Capacity | 125 BBs |
| Length | 785 mm |
| Weight | 2900 g |
| Connector | Deans / T-Connect |
| Thread | 14 mm CCW |
| Colour | Black |
