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SA M4 CQB M-LOK Gen2 (SA-F08 FLEX™ HAL ETU™) – Black
Specna Arms M4 CQB M-LOK Gen2 (SA-F08 FLEX™ HAL ETU™) in black finish is a high-performance airsoft rifle with 115 m/s power and upgraded internals. It features a HAL ETU™ processor unit with pre-cocking and trigger sensitivity adjustment. The nylon body and M-LOK handguard ensure excellent handling, while the TDC hop-up chamber with Helium™ flat bucking delivers great accuracy.
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Accessories
9,26 € In StockBLS PRECISION Airsoft Pellets 0.25g, 4000 BBs (Bag) - White: BLS
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9,68 € In StockBLS PRECISION Airsoft Pellets 0.28g, 3500 BBs (Bag) - White: BLS
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BLS PRECISION Airsoft Pellets weighing 0.28 g in a pure white finish. 1 kg package (resealable bag, 3500 BBs). The most popular ammunition for all airsoft guns (rifles, sniper rifles, LMGs, SMGs, shotguns, and pistols). Suitable for AEG, HPA, gas guns, and spring-powered replicas. The world’s best-selling BBs. Hand-measured quality control. BLS –...
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2,96 € In StockFMA Speed Loader Tool for Mid-Cap / Low-Cap Magazines, 90 BBs...: FMA
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9,09 € In StockSA Mid-Cap Magazine S-MAG for M4 / AR15, 125 BBs - GreySPARMS030-GR
S-MAG Mid-Cap Magazine for AEG M4 / AR15 Rifles (MK18, HK416) by Specna Arms in Chaos Grey. 125 BBs capacity. Reliable feeding even at high RoF and with heavier BBs. Durable and lightweight polymer body with textured surface for a secure grip. Slim profile suitable even for tight pouches. Best choice for Specna Arms PRIME™ rifles and other series.
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10,57 € In StockIMAX B3 20W Lipo Balance Charger: IMAX
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49,90 € In StockTITAN Li-Ion Battery 11.1V / 3000mAh, 30C (T-Dean) – Nunchuk...: TITAN
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TITAN 11.1V / 3000mAh 30C Li-Ion Battery in a 2-piece Nunchuk configuration with a T-Dean plug is a high-performance 3S Li-Ion battery designed for AEG airsoft guns. It delivers a higher rate of fire, longer runtime, faster trigger response, and consistent performance. For players who want to stop worrying about running out of battery. Battery dimensions...
49,90 €On the way
16,92 € In StockWST LEVER SILENCE Speedloader, 1000 BBs – Black: WoSporT
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12,69 € In StockWST FARAON 2-Point Tactical Sling – Black: WoSporT
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WoSporT quick-adjust 2-point sling FARAON in black finish is a universal weapon sling designed for fast handling. It allows an instant transition from secured carry to shooting position and features a rubberized pull tab for a firm grip. The design is based on proven Ferro Slingster-type slings with additional improvements for comfortable use.
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63,01 € In StockVO MAVERICK 1x22 Gen3 Red Dot Sight, S-MIL - BlackSCRD-41
MAVERICK 1x22 Gen3 Red Dot Sight by Vector Optics in black (S-MIL). The best-selling airsoft red dot sight. 3 MOA dot for fast aiming. 11 brightness levels of red illumination. Side-loading battery tray for replacement without losing zero. Rubber-armored body for scratch resistance. Optical center height 41 mm. Includes a killflash to prevent lens...
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2-Point MIRAGE Carbine Sling® by Helikon-Tex in black. Modular two-point tactical sling with wide removable padding made of Cordura. Easy and quick length adjustment thanks to a non-slip adjustment pull tab. Loops on both ends (carabiners not included).
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33,41 € In StockTITAN Li-Pol Battery 11.1V / 1200mAh, 25C (T-Dean) – Buffer...: TITAN
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TITAN 11.1V / 1200mAh 25C Li-Pol Battery in the Buffer Stick configuration with a T-Dean connector is a high-performance 3S LiPo battery designed for AEG airsoft guns. It delivers a higher rate of fire, faster trigger response, and consistent performance in all weather conditions. It is perfect for players who want to get the max rifle performance....
33,41 €On the way
24,95 € In StockSA EASY LIPO CHARGER and Battery 11,1V 1000mAh, 20C - Stick...SPARMS266
EASY LiPo Charger and 11.1V 1000mAh, 20C Battery Set by Specna Arms. Ideal for beginners and advanced users. Reliable and safe charger without unnecessary features. The battery is suitable for AEG AR15 rifles (M4, MK18), AR9 with wiring in the stock tube including small PDW stocks. LED light indicates charging (red) and fully charged (green). Battery...
24,95 €In Stock
8,25 € In StockSA ONE-MAG Mid-Cap Magazine for M4 / AR15, 120 BBs - TanSPARMS330-DE
ONE-MAG Mid-Cap Magazine for AEG M4 / AR15 Rifles (MK18, HK416) by Specna Arms in Dark Earth. Capacity of 120 BBs. Reliable feeding even in SA-H One™ Series rifles. Durable polymer body with textured surface for a firm grip. Ridges for a better fit in the magwell.
8,25 €Out of stock
8,25 € In StockSA STANAG M4 / AR15 Low-Cap Magazine, 70 BBs (Metal) - GreySPARMS332-GR
STANAG Push-Type Magazine for AEG Rifles M4 / AR15 (MK18, HK416) by Specna Arms in grey. Capacity of 70 BBs (Low-Cap). Reliable feeding even in SA-H One™ Series replicas. Durable metal STANAG-type body.
8,25 €Out of stock
Why Choose M4 CQB M-LOK FLEX™ Gen2 from Specna Arms?
Specna Arms M4 CQB M-LOK Gen2 (SA-F08 FLEX™ HAL ETU™) is built around a lightweight yet durable FLEX™ series nylon body reinforced with glass fiber, offering a realistic matte finish and long-term durability even under heavy use. Compared to cheaper alloy bodies, it provides better resistance to impacts and wear. The nylon outer barrel with a 14 mm CCW thread and steel components such as pins, screws, and the ejection port add strength where it matters most. The result is an extremely lightweight yet durable assault rifle platform, ideal for CQB environments and fast-paced gameplay. Controls follow the familiar AR15 (M4) platform, making handling intuitive. It features an ambidextrous charging handle, a clear fire selector, and easy hop-up adjustment through the ejection port. The M-LOK handguard allows mounting accessories such as a foregrip, tactical flashlight, or PEQ box. The spacious Crane Stock with QD sling points provides stable support for precise shooting. The battery is stored in the stock, allowing use of buffer stick, nunchuk, or crane batteries. Overall, this rifle combines low weight, modern construction, and upgraded Gen2 internals in one affordable platform. The FLEX™ Gen2 series stands out with durable construction and internal components such as the Æther™ gearbox with HAL ETU™, metal nozzle, TDC hop-up chamber with Helium™ flat bucking, and a 6.03 mm precision inner barrel.
Key Features of Specna Arms M4 CQB M-LOK FLEX™ Gen2
Technical Specifications
- Platform: M4 / AR-15
- Series: FLEX™ Gen2
- Length: 680-760 mm
- Weight: 2210 g
- Power Source: AEG
- Unit: HAL ETU™
- Gearbox: Æther™ V2 QSC (reinforced)
- Quick Spring Change: Yes (ESA™)
- Hop-up: TDC
- Inner Barrel: 6.03 mm
- Velocity: 115 m/s
- Bearings: 8 mm (ball bearings)
- Connector: T-Dean
- Body Material: Fiber-reinforced nylon
- Handguard Material: Fiber-reinforced nylon
- Handguard Type: M-LOK
- Thread: 14 mm CCW
Package Contents
- Specna Arms M4 CQB M-LOK FLEX™ Gen2
- Hi-cap magazine (300 BBs)
- Flip-up sights
- M90 spring
- Specna Arms stickers
- User manual
Important Setup Instructions
To use the rifle, you must activate the HAL ETU unit by following these steps:
- Set the fire selector to Safe
- Connect the battery and wait 3 seconds for a beep
- Pull and hold the trigger for 5 seconds until another beep is heard
- The rifle is now ready to use
| Variants | FLEX™ Gen2 |
| Color | Black |
| Muzzle velocity (m/s) | 115 (m/s) |
| Recommended weight of ammunition | 0,25g - 0,28g |
| Thread (mm) | 14- (mm) |
| Outer length MINIMAL (mm) | 680 (mm) |
| Outer length MAXIMAL (mm) | 760 (mm) |
| Inner barrel length (mm) | 255 (mm) |
| Weight (g) | 2220 (g) |
| Body/receiver material | ABS / Plastic |
| Mounting System | M-LOK |
| Gearbox version | V2 - ESA™ |
| Amount of piston teeth | 14 |
| Bearings (mm) | 8 (mm) |
| Bearings (material) | Metal |
| Piston head | Plastic |
| Nozzle | Metal |
| Spring guide | Plastic |
| Hop-Up chamber material | Plastic |
| Battery type | Buffer stick |
| Connector type | T-Dean |
| Magazine material | Plastic |
| High-cap / Mid-cap | High-cap |
| Magazine capacity | 300 |
| Processor unit | YES |
| Blowback | NO |
| Battery included | NO |
| Battery Charger | NO |
| Weapon accessories | Yes |