Rock River Arms SA-E04 EDGE Gen.2 10.5" HAL2 ETU Electric Airsoft Rifle Black Specna Arms (SPE-01-047153)

BRAND SPECNA ARMS

The Rock River Arms SA-E04 EDGE Gen.2 10.5" is a Specna Arms electric airsoft rifle manufactured under official Rock River Arms license. It combines metal receivers with a scratch-resistant nano coating, an aluminum RIS handguard and an internal setup based on the Æther gearbox, HAL2 electronic system and TDC Magnus Hop-Up unit.

The handguard features standard 20 mm rails, rail covers and a vertical foregrip, while the top rail provides additional mounting space for compatible accessories. The retractable stock offers 6 adjustment positions and is fitted to a metal buffer tube.

Technical Specifications

• Type: Electric Airsoft Rifle (AEG)
• Model: SA-E04 EDGE Gen.2 10.5"
• Official license: Rock River Arms
• Receivers: Metal with scratch-resistant nano coating
• Handguard: Aluminum RIS
• Handguard rails: Standard 20 mm
• Top rail: Standard 20 mm
• Rail covers: Included
• Vertical foregrip: Included
• Stock: Retractable, 6-position adjustable
• Buffer tube: Metal
• Rear sight: Flip-up
• Precision inner barrel: 6.03 mm
• Hop-Up: TDC Magnus rotary chamber
• Hop-Up bucking: Helium Flat Hop
• ETU: Specna Arms HAL2
• Gearbox: Æther
• Spring system: ESA Quick-Change Spring System
• Magazine: Polymer S-MAG Mid-Cap
• Magazine capacity: 125 rounds
• Magazines included: 2
• Battery compartment: Inside the buffer tube
• Connector: Deans
• Mini-Tamiya adapter: Included
• Length: 700-780 mm
• Weight: 2800 g
• Battery and charger: Not included

Æther Gearbox

The Æther gearbox uses a reinforced shell covered by European Patent No. 015044865-0001 and incorporates dedicated inspection, adjustment and maintenance features.

• Anti-reversal latch release window
• Inspection windows for pre-cocking and AOE
• Reinforcements in high-stress areas
• Motor gear inspection window
• Trigger adjustment function
• Threaded holes for gearbox shell alignment

Internal Components

• Sealed aluminum nozzle
• Polymer piston with steel tooth
• Polymer spring guide with ball bearing
• Sealed polymer piston head with ball bearings
• Aluminum cylinder
• Double-sealed aluminum cylinder head
• Steel gear set

HAL2 System

The Specna Arms HAL2 system uses a Hall-effect trigger with sensitivity of up to 500 points. It provides responsive operation while remaining unaffected by dirt and external light. The system is compatible with all standard triggers.

An integrated Bluetooth Low Energy module provides smartphone connectivity. Using the free Specna Link app, available through Google Play and the App Store, users can configure rifle settings, create multiple profiles and manage different replicas.

HAL2 and Specna Link Functions

• Trigger sensitivity adjustment
• Pre-cocking
• Selectable firing modes: Semi, Binary, Burst or Full Auto
• Assignment of firing modes to the selected fire selector position
• Burst length adjustment
• Rate of fire adjustment
• Over-discharge protection for Li-Po/Li-Ion batteries
• Magazine mode
• Real-time battery charge level display
• Saving settings for different game modes
• Advanced telemetry data for performance monitoring
• Real-time replica status monitoring

ESA System

The ESA Quick-Change Spring System provides access to the spring by unscrewing the guide in the stock, allowing the spring to be replaced without removing or disassembling the gearbox.

Package Contents

• Airsoft rifle
• 2 x 125-round S-MAG Mid-Cap magazines
• Cleaning rod
• Mini-Tamiya - Deans adapter
• BB speedloader
• Vertical foregrip

Battery and charger are not included.

The HAL2 chip does not support brushless (BLDC) motors.