SA M4 Carbine M-LOK (SA-F03 FLEX(TM) Gen2) – Black / Tan

Specna Arms FLEX(TM) Series M4 Airsoft Rifle
Looking for the perfect AEG M4 rifle with powerful internals, lightweight build, and an affordable price? Need the best weapon for beginners or a lightweight CQB arena beast? Want a universal rifle with adjustable performance for CQB and woodland skirmishes, accurate in close combat and offering excellent range outdoors? The AEG assault rifle M4 in the entry-level FLEX(TM) series by Specna Arms focuses on lightweight nylon body design while ensuring top-quality fit and finish. The body is reinforced with fiberglass and is more durable than common zinc alloy bodies found in cheap replicas, appreciated not only by beginners but also by advanced players who prefer fast-paced speedsoft action where every gram matters. This type of body can also be found on CZ Scorpion Evo or MP7 replicas.The FLEX series is basically the sibling of the CORE line, which features CNC metal handguards, while the FLEX series has nylon handguards instead. The Gen2 internals are top-notch, featuring the reinforced QSC AETHER(TM) V2 gearbox (the same as in the flagship PRIME series) and the MAGNUS(TM) hop-up chamber with TDC pressure. Electronic control is handled by the Gate X-ASR Mosfet.

FLEX(TM) Gen2 Internal Parts
The M4 Carbine M-LOK (SA-F03 FLEX(TM) Gen2) replica is equipped with the MOSFET X-ASR module from Polish company GATE. It ensures safe switching that protects internal parts, improves trigger response, extends battery life, and increases the weapon’s RoF while allowing safe use of Li-Pol batteries 7.4V and 11.1V. With integrated status LEDs, the module can even diagnose basic faults in the rifle. The rifle also features a fully reworked reinforced gearbox named ÆTHER, capable of handling AEG springs up to M140. Accuracy is ensured by a 6.03 mm inner barrel combined with a Helium Flat-Hop bucking in the redesigned MAGNUS(TM) chamber with TDC system.It also includes the QSC ESA spring quick-change system, allowing you to easily install stronger or weaker springs as needed. The spring can be replac..