RA-TECH NPAS For GHK AR V3 GBB

Specifications
● Material : Polymer, Steel, Aluminum Alloy, Rubber

TYPE 3:
NPAS For GHK M4 V3 x1
Universal Screwdriver x1
(Adjust without disassemble)

Features :
● Velocity adjustable design, to adapt weather and temperature condition.
● Patented RA-TECH magnetic locking system.
● With steel nozzle head.
● Better freezing resistance.
● Saving gas consumption.
● More consistent muzzle velocity.
● More smooth bbs feeding.