● HOP-UP : Yes, Adjustable, with Guide-HOP quick adjustable design. ● Blowback : Yes ● Firing Modes : Semi Auto / Full Auto / Safety ● Power Source : HFC134a Gas
Features: ● Build withVFC M4/HK416 GBB system. ● Steel one-piece10.3" outer barrel and steel SF-Style FH556RC type flash hider. ● Aluminum alloy CNC milling DD MK18 RISII type handguard, with marking. ● The receiver are made of a whole piece of 6061 T6 aluminum alloy by CNC milling processing, with anodized surface treatment.
● Aluminum alloy CNC milling M4A1 type flat upper receiver, with steel dust cover and forward assist. ● M4A1 style lower receiver, with independent serial numbers. ● With left side "1000****" independent serial numbers, and laser white strike-through for "M4A1 CARBINE" and "NAVY 18-1" marking. ● CQBR build as a upper receiver group. and the navy version is installed on the other M4A1 lower. It faithfully presents a slight color difference between the upper and lower receiver in different periods. ● The handguard and buffer extension thread, grip installation structure are all Mil-SPEC. ● KAC style folding iron front sight and folding 300mrear sight, A2 type grip.
● CQD style steel sling mount, LMT style CRANE Gen1 style stock. ● Steel magazine latch, steel bolt catch, steel trigger, steel selector. ● Guide-HOP quick HOP-UP adjustment system, which can be adjusted directly from the outside without dissemble. ● Steel bolt carrier, MIM steel fire control parts.
● With VFC M4 30 rounds new magazine, better gasification performance!