SA-F01 FLEX Gen.2 HAL ETU Electric Rifle Black Specna Arms (SPE-01-048378)
BRAND SPECNA ARMS
The Specna Arms SA-F01 FLEX Gen.2 HAL ETU is a compact and lightweight electric Airsoft rifle developed to deliver high performance and a complete out-of-the-box experience. Its glass-fiber-reinforced polymer construction helps reduce overall weight, making the replica particularly suitable for dynamic gameplay and CQB environments.
The platform features the HAL™ ETU electronic system, reinforced Æther™ gearbox, TDC Magnus™ rotary Hop-Up chamber, Helium™ Flat Hop bucking, and ESA™ quick spring change system.
Main Features
- Glass-fiber-reinforced polymer receivers.
- Polymer handguard with standard 20 mm side rails.
- Full-length standard 20 mm top rail.
- Enlarged SF retractable stock adjustable to 6 positions.
- Battery compartment integrated into the stock.
- Ergonomic pistol grip.
- Flip-Up sights.
- Enlarged 300-round polymer S-MAG Hi-Cap magazine.
- TDC Magnus™ rotary Hop-Up chamber.
- Helium™ Flat Hop bucking.
- Sealed aluminum nozzle.
- Reinforced Æther™ gearbox.
- ESA™ quick spring change system.
- Deans connector with Mini Tamiya adapter included.
- Receiver markings and individual serial number.
Materials and Construction
- Receiver, front assembly, stock, battery compartment, and pistol grip made from glass-fiber-reinforced polymer.
- Outer barrel, flash hider, enlarged charging handle, mock bolt, and controls made from aluminum and ZnAl alloy.
- Screws, pins, ejection port cover, QD sling mount, and mock carrier components made from steel.
- Precisely assembled construction with no noticeable play between the upper and lower receiver.
HAL™ ETU Features
- Hall Effect magnetic trigger detection.
- Active Brake.
- Binary Trigger.
- Five-level trigger sensitivity adjustment from 20% to 100%.
- Six-level adjustable pre-cocking.
- Programmable Auto-position modes: Full Auto, Semi, 3-round burst, and 5-round burst.
- Programmable Semi-position modes: Semi, Binary, AUG, and Sniper.
- Trigger-based programming.
- Low battery warning.
- Compatible with brushless motors.
- The Auto function initially fires a 3-round burst before switching to continuous automatic fire.
Æther™ Gearbox
- Reinforced gearbox shell covered by European Patent No. 015044865-0001.
- Main spring release function.
- Inspection windows for Pre-Cocking and AOE.
- Reinforced front section.
- Inspection windows for easier internal servicing.
- Trigger adjustment function.
- Threaded holes for shell alignment.
- Designed for use with springs up to M140.
Internal Components
- TDC Magnus™ rotary Hop-Up chamber with Top Down Center adjustment.
- Hop-Up chamber covered by European Patent No. 015052069-0001.
- Helium™ Flat Hop bucking.
- Sealed aluminum nozzle.
- 8 mm bushings.
- Steel gears.
- Polycarbonate piston with full steel rack.
- 6.03 mm precision inner barrel.
Technical Specifications
- Model: SA-F01 FLEX Gen.2
- Electronic system: HAL™ ETU
- Length: 650-740 mm
- Weight: 2170 g
- Magazine: 300-round S-MAG Hi-Cap
- Connector: Deans
- Color: Black
Package Contents
- Replica.
- S-MAG Hi-Cap magazine.
- Cleaning rod.
- Allen key.
- Mini Tamiya-to-Deans adapter.
Battery and charger are not included.
Warning: when starting the replica for the first time, immediately after connecting the battery, hold the trigger in Safe mode for approximately 5 seconds to activate the HAL™ module.

