[Specna Arms] SA-FX01 FLEX™ ETU G2 (Scheduled for release in mid-September 2026)

The second installment from "SPECNA ARMS" is finally here!!

What is SPECNA ARMS? Features & Series Explained

[FLEX Series]
An entry-level model specializing in lightweight design and mobility, featuring quick aiming and high maneuverability.

The Flex ETU G2 BLDC series is an airsoft electric gun that combines practical equipment and high operating performance at an attractive price. It comes standard with the "HAL ETU" optical sensor-controlled electronic trigger, providing sharp response and stable operation.
Furthermore, it features a rotary TDC Magnus hop-up chamber, 8mm slide bearings + steel gears, and a quick-change spring system. With its M-LOK handguard and receiver made of nylon fiber reinforced polymer, it is lightweight and easy to handle, making it a well-balanced gun suitable for a wide range of field uses right out of the box.

■ Models equipped with Specna Arms Advanced Motor
Achieving an affordable price as an entry-class model, it is equipped with the Specna Arms Advanced Motor, which prioritizes practicality.
When combined with the "HAL ETU™" electronic trigger, it delivers stable operation and is suitable for a wide range of field uses.

The design has been revised based on accumulated technology and expertise, ensuring stable performance right out of the box. It offers practicality suitable for a wide range of uses in airsoft fields.

With a design that combines ease of use and reliability, it is a model suitable for a wide range of users, from beginners to experienced players.

【Features】
・FLEX / CORE Motor equipped
・Electronic trigger control by HAL ETU
・Nylon fiber reinforced polymer M-LOK handguard
・6.03mm inner barrel
・Drum-type TDC Magnus hop-up chamber
・18:1 CNC gear
・8mm slide bearings
・Quick-change spring system included
・Full auto / Burst / Semi-auto compatible
・T-connector used

■ Product Specifications:
・Handguard Type: M-LOK
・Inner Barrel Diameter: 6.03mm
・Inner Barrel Material: Brass
・Inner Barrel Length: 235mm
・Chamber Type: Rotary TDC Magnus™
・Overall Length: 670mm～760mm
・Weight: 2000g
・Quick Spring Change System equipped
・Magazine Capacity: 275 rounds
・Handguard Material: Nylon Fiber Reinforced Polymer
・Receiver Material: Nylon Fiber Reinforced Polymer
・Barrel Thread: 14mm CCW
・Internal Specifications: 8mm slide bearings, steel gears (18:1 gear), polycarbonate polymer piston
・Firing Modes: Full auto / Adjusted Burst / Semi-auto
・Electronic Trigger: HAL equipped
・Connector Type: T-connector
・Compatible Battery: EVO LiPo Battery 7.4V/1200mAh Stock Pipe-in (T-connector)
・Motor: Specna Arms Advanced Motor (brushed motor)
・Gearbox: Gearbox V2

It adopts a rotary TDC Magnus™ hop-up chamber, 8mm slide bearings + steel gears, and a quick-change spring system, emphasizing practicality in both internal and external specifications.
The M-LOK handguard and receiver, made of nylon fiber reinforced polymer, ensure lightweight construction and ease of handling. It is a well-balanced piece that can be used in a wide range of field scenarios right out of the box.

■ First Startup Procedure
1. Set the selector to "SAFE."
2. Connect the battery. After connecting, you will hear "3 beeps." Approximately 3 seconds later, you will hear "1 high-pitched beep."
3. Hold down the trigger for approximately 5 seconds. If you hear "2 high-pitched beeps," the setup is complete.

■ Equipped with HAL ETU™ electronic control system
The trigger adopts "HAL ETU™" which controls electronically by an optical sensor. It achieves both sharp and excellent response and stable operational feel.

【Main Functions of HAL ETU™】
・Full auto / Semi-auto / Configured burst firing
・Trigger sensitivity setting
・Pre-cocking setting
・Active braking setting

■ Setting the Specna Arms electronic trigger "HAL"
Quickly switch the selector switch from "AUTO" to "SEMI" twice, then set it to "SEMI" to enter program mode.
In program mode, you first select each setting item. If you pull the trigger once with the selector switch still on "SEMI," a beep will sound, allowing you to cycle through the setting items.

【Setting Items】
1 Beep - Full auto setting
2 Beeps - Semi-auto setting
3 Beeps - Trigger setting
4 Beeps - Pre-cocking setting
5 Beeps - Active braking setting

With the desired setting item selected, switch the selector lever to "AUTO" to enter the detailed setting mode for that item.
While the selector lever is in the "AUTO" position, press and hold the trigger for 3 seconds to save the program settings.

【Details of Each Item】
・Full auto setting
1 Beep - Full auto
2 Beeps - Semi-auto
3 Beeps - 3-round burst
4 Beeps - 5-round burst

・Semi-auto setting
1 Beep - Semi-auto only
2 Beeps - Binary
3 Beeps - AUG mode
4 Beeps - Sniper mode

・Trigger setting
1 Beep - 20%
2 Beeps - 40%
3 Beeps - 60%
4 Beeps - 80%
5 Beeps - 100%

・Pre-cocking setting
1 Beep - LEVEL 1
2 Beeps - LEVEL 2
3 Beeps - LEVEL 3
4 Beeps - LEVEL 4
5 Beeps - LEVEL 5
6 Beeps - LEVEL 6

・Active braking setting
1 Beep - ON
2 Beeps - OFF

While holding the selector lever in the "AUTO" position, press and hold the trigger for 3 seconds to save and exit the program settings.

・Binary: One shot when the trigger is pulled, one shot when released.
・AUG: Pulling the trigger shallowly results in semi-auto, pulling it deeply results in full auto.
・Sniper: Pull the trigger once, and after a beep, pull the trigger again to fire.

※In normal conditions, please use pre-cocking settings from LEVEL 1 to 3. Levels 4 to 6 are for advanced custom setups.
※Active braking is "ON" by default. If you are not performing any customizations, there is no need to turn it "OFF", so please use it as is.

■ Accessories
・1 magazine
・Cleaning rod
・Hex wrench
・Small Tamiya - Deans adapter

■ Attention:
※Product specifications are subject to change without notice.
※This product is for "Ages 18 and over." Individuals under 18 years of age cannot use or purchase this product.
※Customers purchasing may be asked by local authorities or police to provide identification. In such cases, please comply and submit your identification.