E&C M4A1 14.5 Inch AEG Airsoft Rifle W/M203 EC-701QD System: With Quick Disassemble System, even beginners can replace the spring in a minimum of 60 seconds. Solid Construction: Built with a full metal upper and lower receiver for enhanced durability and authenticity. Easy Adjustment: Features a mock bolt that locks open, providing easy access for hop up adjustments. Upgradeable Design: Equipped with a metal Version 2. 0 gearbox, our airsoft gun offers easy upgradeability to enhance your gaming

no modifications required

Firearm Model G28

Adjustable Barrel Length 20 inch Barrel Thread CCW Dimension    L×W×H 98 × 10 × 35 cm Gross Weight 4

Applicable to most E&C HK416 model AEG products

Adjustable Barrel Length 7 inch Barrel Thread CCW Dimension    L×W×H 56 × 11 × 37 cm Gross Weight 3

5 inch Barrel Thread CCW Dimension     L×W×H 71 × 10 × 34 cm Gross Weight 3

Adjustable Barrel Length 7 inch Barrel Thread CCW Dimension    L×W×H 64

2 kg Battery Plug

Adjustable Barrel Length  inch Barrel Thread CCW Dimension    L×W×H  ×  ×  cm Gross Weight  kg Net Weight

Firearm Model HK416 A5 Material Metal Power Source Electric Speed

such as EC-2xx

Brand E&C  Airsoft Model EC-701 Firearm Model M4A1 W/M203 Material Metal Power Source Electric Speed