• Shipping across Europe
  • Own stock ordered before 12:00, shipped today
  • 60-day return policy
  • Official Airsoft Bazaar webshop
/
Specna Arms

SA M4 RL M-LOK Gen2 (SA-F03 FLEX™ BLDC™ HAL ETU™) – Green

Price to follow
Platform
M4 / AR-15
Power source
AEG (electric)
Muzzle velocity
394 fps (1,44 J at 0.20 g)
Length
720 mm
Weight
2235 g
Battery connector
T-Dean
Pick a variant
Cannot be ordered
In stock · delivered Thu 12 Nov – Mon 16 Nov in United Kingdom

On backorder: delivery within 5–10 working days

This product is not on our own shelf but in stock at our supplier. We order it right after your payment; you receive it within 5–10 working days.

Temporarily sold out

Temporarily sold out

Leave your e-mail address and we mail you once when this product is back in stock.

We will e-mail you as soon as the product is back in stock.

Item number
SPARMS465-OD
Manufacturer number
SPE-01-048403-00
EAN
5902543215246
  • ✓ 60-day returns
  • ✓ Secure payment: PayPal, Klarna, card
  • ✓ Official Airsoft Bazaar webshop
Price to follow
SA M4 RL M-LOK Gen2 (SA-F03 FLEX™ BLDC™ HAL ETU™) – Green

You will also need

Shipping & returns

Shipped with GLS as soon as the product arrives from our supplier (5–10 working days).

14-day right of withdrawal and 60-day returns; start a return from your order.

Delivery time per country
Netherlands
1 working day
Belgium
1–2 working days
Luxembourg
2–3 working days
Germany
2–3 working days
Austria
3–4 working days
France
2–4 working days
Spain
3–5 working days
Portugal
4–6 working days
Italy
3–5 working days
Poland
3–5 working days
Hungary
3–5 working days
Denmark
2–4 working days
Sweden
3–5 working days
Finland
4–6 working days
Ireland
3–6 working days
United Kingdom
3–6 working days
Switzerland
3–6 working days

All about shipping All about returns

Product description

Package contents

  • Specna Arms M4 RL M-LOK Gen2 (SA-F03 FLEX™ BLDC™ HAL ETU™)
  • 2× S-MAG mid-cap magazine (125 BBs)
  • 3× RIS rail for M-LOK handguard
  • Flip-up sights
  • M90 spring (when using the M90 spring, use only 7.4V batteries)
  • Specna Arms stickers
  • User manual

Putting the gun into operation

To be able to fire the gun, you must activate the HAL ETU unit and follow this procedure exactly, otherwise the gun will not respond to the connected battery:

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

Warning

  • Springs from some manufacturers are significantly overrated (e.g. an M130 spring may correspond to M140-150..

Specifications

Performance
Power source
AEG (electric)
Muzzle velocity
394 fps
Blowback
NO
Inner barrel length
280 mm
Hop-up type
TDC
Build
Platform
M4 / AR-15
Material
ABS / Plastic
Length
720 mm
Weight
2235 g
Gearbox version
V2 - ESA2(TM)
Mount type
M-LOK
Muzzle thread
14- (mm)
Quick spring change
Yes (ESA™)
Charger type
NO
Battery type
Buffer stick
Motor type
Brushless (long shaft)
Power & magazine
Battery connector
T-Dean
Magazine capacity
125 rds
Magazine type
Mid-cap
Battery included
NO
General
Colour
Black / Green
Body/receiver material
ABS / Plastic
Mounting System
M-LOK
Outer length MINIMAL (mm)
720 (mm)
Outer length MAXIMAL (mm)
805 (mm)
Thread (mm)
14- (mm)
Nozzle
Metal
Magazine material
Plastic
Connector type
T-Dean
Battery Charger
NO
High-cap / Mid-cap
Mid-cap
Recommended weight of ammunition
0, 25g - 0, 28g
Hop-Up chamber material
Plastic
Amount of piston teeth
14
Bearings (mm)
8 (mm)
Piston head
Metal
Spring guide
Plastic
Processor unit
YES
Barrel
6.03 mm
Power
120 m/s (1.48 J)
Model series
FLEX™ BLDC™ Gen2
Unit
HAL ETU™
Handguard material
Fibreglass-reinforced nylon
Handguard type
M-LOK

Reviews

No reviews yet. Know this product? Be the first to share what you think.

Customers also viewed

Eat'n Tool
CRKT
In stock, ships right away

In stock, ships right away

Eat'n Tool
Price to follow

Only 1 left in stock

Airsoft Bazaar B.V. · Frankrijkstraat 4, 5171 PR Kaatsheuvel · Chamber of Commerce (KvK) no. 99363534

© Airsoft Bazaar - All Rights Reserved 2026

Responsible disclosure