GHK AR M4 M4A1 MK18 MOD1 V3 GBB

Description

This is the quick-adjustment hop system.

DD lettering engraving gun

Length: 700 mm (stock retracted) / 780 mm (stock extended)

Weight: 2700g 

 ● Inner tube length: 265 mm
 ● Muzzle velocity: 110 m/s (0.20g BB pellet)

 ● Operating Modes:Insurance / Semi-automatic / Fully Automatic

 ● Magazine capacity: 35 rounds

● Materials used: Steel, aluminum alloy, reinforced plastic, rubber

● GHK M4 V3 GBB version system.
● MK18 MOD1 appearance configuration.
 -> Colt licensed production.
 -> DD (Daniel Defense) licensed production.
 -> CERAKOTE military-grade painted finish on the upper and lower barrels.
 -> Colt M4A1 style engraving on the barrel.
 -> DD MK18 style aluminum alloy handguard.
 -> 10.3-inch steel one-piece outer barrel.
 -> KAC QD style steel flash cap.
 -> LMT style telescoping stock.

 ● V3 bolt assembly
 -> V3 airframe, cylinder capacity increased by 20%.
 -> V3 airframe ramjet feed point optimized, improving mid-to-long-range impact.
 -> Corrected flatness at the rear of the bolt carrier.
 -> Bolt carrier can be additionally fitted with counterweights (included).

● Comes with M4 GBB quick-adjustment HOP-UP kit (GBB specification inner tube and rubber).
 -> HOP-UP kit allows for quick adjustment without disassembling the gun (tools included).

● V3 Buffer
 -> Stainless steel casing.
 -> Simulated weight block internal structure.

● V3 Reinforced Collimator Spring
 -> Standard spring (factory configuration): Prioritizes vaporization efficiency.
 -> Replace with reinforced collimator spring (included): Improves handling feel.

● GMAG V3 Lightweight Magazine
 -> Includes modified nozzle structure to improve bolt impact wear.
 -> V3 top-mounted bullet reduces play and optimizes rear-mounted stability.
 -> Optimized gas chamber compartment for increased gas volume and vaporization efficiency.

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