SA AR9 Light Ops (SA-FX02 FLEX™ HAL ETU) - Black/Tan

Compact PDW Weapon AR9

The AR9, a modern variant of the legendary AR platform, is designed for use with pistol cartridges, typically 9mm Luger. This concept combines the advantages of the popular AR-15 rifle with the benefits of smaller and more affordable ammunition.
The origin of the AR9 dates back to the 1960s, when the original AR-15 was designed by Eugene Stoner and manufactured by Armalite, originally intended for military use. In the 1980s and 1990s, the AR platform gained popularity among civilian users, and firearms manufacturers began experimenting with various variants, including those for pistol cartridges.
The AR9 emerged in 2000 as a specialized variant, and its popularity grew due to its versatility, low ammunition costs, and reduced recoil.
The AR9 is characterized by modularity, similar to the AR-15, allowing for easy component swapping and customization to meet user needs. Using 9mm cartridges offers advantages such as lower ammunition costs and reduced recoil, making it easier to control the weapon. This weapon is ideal for sport shooting, home defense, and training due to its compact size and ease of handling.
Today, the AR9 is a popular choice for many shooters looking for a versatile and affordable firearm.
The airsoft AEG assault rifle AR9 in the FLEX™ series from Specna Arms emphasizes the lightweight nylon body, while also delivering premium build quality and fit. The body is reinforced with fiberglass, making it more durable than typical zinc alloy bodies on cheap metal guns, which will be appreciated by not only beginners but also advanced players who prefer fast-paced action in the style of speedsoft, where every gram counts. This type of body is also found on weapons such as the CZ Scorpion Evo or the MP7.
The X series is therefore another contribution by Specna Arms to the group of submachine guns based on the AR15 (M4/16) platform, this time in the form of the AR9 with 9mm pistol magazines.
This submachine gun can be used alone on CQB fields, or each sniper can take it as a backup weapon.

What does the Specna Arms AR9 Light Ops (SA-FX02 FLEX™ HAL ETU) offer?

Internal Components

The AR9 Light Ops (SA-FX02 FLEX™ HAL ETU) replica is equipped with the HAL ETU™ electronic processor unit, which elevates the weapon's performance to a whole new level. With this upgrade, the Specna Arms brand moves from the mid-range into the elite company of prestigious brands offering the latest technological features in the basic variants of their weapons.
The HAL name is derived from the principle of the so-called Hall effect, which allows the unit to detect trigger sensitivity. It also increases the weapon's rate of fire and allows for the safe use of Li-Pol batteries 7.4V and 11.1V.
Right out of the box, the AR9 is equipped with a precise 6.03 mm barrel, which increases accuracy, and an adjustable Hop-up chamber of the M4/16 type with high-quality bucking.
Also, becoming a more common standard today, the QSC ESA (quick spring change) system allows you to install a stronger/weaker spring at your discretion. The spring can be changed without the need to remove the gearbox from the gun body; everything is easily done through the stock.
The gearbox is also reinforced and contains premium internal components (listed below in the description), the gearbox is capable of handling springs up to M120 (as stated by Specna Arms in the description of the FLEX series gearboxes).

External Components

The Specna Arms AR9 Light Ops (SA-FX02 FLEX™ HAL ETU) replica stands out with high-quality external craftsmanship of the nylon body, which has a matte finish and gives a very realistic impression. Reinforced with fiberglass, it is also very durable yet lightweight.
The outer barrel is made of metal, and screws, ejection port cover, and pins are even made of steel. This small beast is truly durable and sturdy, yet extremely lightweight and maneuverable. Designed to dominate CQB arenas.
Controls are intuitive thanks to the proven AR-15 platform. On the left side, you’ll find the accurate fire selector, ambidextrous charging handle, and on the right side, the ejection port that allows easy access to the hop-up adjustment.
The magazine and its release are ingeniously designed with a release lever similar to AK/EVO type weapons, ensuring reliability and ease of use compared to the small button on the AR15; however, other controls are identical to the larger M4 rifles.
The airsoft version only imitates Glock magazines, but this doesn’t detract from the authentic experience. The magazine fits securely in the weapon and doesn’t wobble.
The nylon M-LOK handguard of the M4 allows for the attachment of various accessories such as grip, AN/PEQ box, flashlight, etc.
The weapon also features a brand-new Light Ops stock with a rubberized cheek rest and QD sling swivel sockets, which is lightweight and minimalist.
The battery is housed only in the buffer tube, so you need to choose batteries of the Stick (buffer) type.
Overall, this rifle combines low weight with great internal components at an attractive price.

The HAL ETU™ unit offers the following features:

• Trigger sensing based on magnetic sensors and the Hall effect
• Active brake
• Binary trigger (fires on trigger pull and release)
• Adjustable trigger sensitivity (5 levels from 20 to 100%)
• Adjustable pre-cocking (6 levels)
• Programmable SEMI fire modes (semi, binary, AUG, sniper with delay)
• Programmable AUTO fire modes (auto, semi, 3-round burst, 5-round burst)
• Easy programming via trigger
• Battery low voltage alarm
• Prepared for use with brushless motors (e.g., Specna Arms Dark Matter or Warhead)

Important Notice for Weapon Activation

In order to fire the weapon, it is necessary to activate the HAL ETU unit and follow this exact procedure. Otherwise, the weapon will not respond to the connected battery:

1. Switch the fire selector to the Safe position.
2. Connect the battery and wait for 3 seconds until you hear a beep.
3. Press and hold the trigger for 5 seconds until you hear another beep.
4. The weapon is now ready to use.

Material Composition of the FLEX Series

Plastic parts of the FLEX series:

• Body
• Buffer tube
• Handguard
• Pistol grip, stock, and sights as in the Edge series

Metal parts:

• Outer barrel with a 14- mm thread for suppressor
• Flash hider
• Charging handle for hop-up access
• Screws, pins, and small parts of the body are even made of steel

Key Features

• High-quality nylon body reinforced with polymer fibers
• HAL ETU™ V2 processor unit with T-DEAN connector in the stock
• V2 gearbox with QD ESA quick spring change system
• Reinforced polymer piston with all-steel teeth
• Polymer nozzle
• Polymer cylinder head with seal and metal nozzle nose
• Polymer piston head with seal
• 8mm metal bushings
• Gear set with standard ratio 18:1
• Polymer rotary hop-up chamber
• Precision barrel with 6.03 mm diameter

Package Contents

• AR9 Specna Arms Gun
• 250 BBs Hi-Cap magazine
• Folding sights
• Spare weaker spring (M90) for CQB
• Specna Arms promotional stickers
• User manual

We can re-solder the connector to another one upon request. Just write your request in the order notes.