M4 SHORT KEYMOD CORE SYSTEM SA-C12 BLACK SPECNA ARMS RIFLE (T58964)

Each replica has a unique SERIAL number marked on the body.
The replica is very solid and has no play between the lower and upper receiver.
Using a polymer body made it possible to reduce weight, making it perfect for dynamic or long range play.
In addition, the fiberglass reinforcement makes the body stronger than polymer and metal bodies.
The replica is fully compatible with LiPo and LiFe batteries.
The replica was equipped with a 20mm RIS guide for optics / dot.
The barrel has a 14mm left thread (CCW) to allow the insertion of any silencers.
There are two flip-up rear sights on the RIS guide.

CORE SPRING CHANGE SPECIFICATIONS ?:
Does the replica feature a quick spring change system called CORE? which allows the user to replace the spring in less than 45 seconds.
All you have to do is remove the screw inside the stock tube to access the spring guide, this allows a quick and efficient adjustment of the replica according to the conditions foreseen for the game without having to access the workshop or with special tools.

TECHNICAL FEATURES:
Metal gearbox with CORE? System.
Steel gears.
8mm steel bushings.
Reinforced polycarbonate piston, equipped with solid steel teeth to increase its resistance.
Steel cylinder.
Robust mechanics allows to work with springs up to M140.
Delayer on the sector for fast gusts.
M90 spring about 310FPS / 320FPS.
Barrel length ~ 240mm.
SA high torque long shaft motor.
NEW type adjustable hop up with ULTRA adjustment.

IN THE PACKAGE:
ASSAULT rifle M4 SHORT KEYMOD CORE? BLACK
300bb increased magazine.
NIMH battery 9.6V x 1100MAH.
Battery charger for NIMH.
(Including 380FPS spring for the foreign market).