King Arms M4A1 GBBR full metal airsoft rifle

King Arms M4A1 GBBR full metal airsoft rifle. WA system, green gas compatible.

Make and model: King Arms M4A1 GBBR

Energy***: 1,6 J

Gearbox: GBBR, WA

Material: Metal, polymer

Length: 770-850mm

Barrel length :

Weight:

Magazine: GBBR, green gas

Magazine capacity: 50 BB

Hop-Up : YES

Blow back : YES, GBBR

MOSFET : NO

*** – energy is dependant of BB weight, gas type and system temperature