ARES E.F.C.S. Advanced Electronic Circuit Unit For ARES M4 Series Airsoft AEGs - Rear Wired modify When it comes down to

When it comes down to accuracy

and reversible charging handle with functional bolt stop that will lock the bolt to the rear for easy access to hop-up controls

Black Color Lacquer Coating

extremely rare custom pistol

Stringent Quality Control

ARES E.F.C.S. Advanced Electronic Circuit Unit For ARES M4 Series Airsoft AEGs - Rear Wired modify When it comes down toFeatures: Precise magnetic sensors control piston position Reduce stresses on spring, increasing lifespan and a more stable muzzle velocity Requires less battery power to initiate motor Onboard ABC enhanced piston positions Able to withstand rapid semi auto fire Easy to adjust trigger stroke Fast trigger response Compatibility: ARES rear wired M4 series Airsoft AEG gearboxes Manufacturer: ARES