Features:
Fully Licensed by Colt
Faithful Replication
Classic 2 Position Buffer Tube with Aluminum Stock
Retro Styling
Robust Construction
Reliable Operation
Favored Carbine of United States Special Forces During the Vietnam War Era
Able to take Standard VFC M4/AR15 Gas Magazines
Infornmation:
Model: XM177E2 
Materials: Steel, Zine Alloy, Nylon, Rubber
Length: 760/830mm
Weight:2770g (6.1 pounds)
Power Source: GBB
Action: Semi/Auto
Ammo Type: 6mm airsoft BBs
Ammo Capacity: 20 round magazine
FPS: 400
Bunker Tech Upgrades
Maple leaf gbb 6.02mm Inner Barrel
Maple leaf  High Accuracy Hop-up Bucking- Internal Parts Adjust
All function checks, to avoid common tolerance issues.
BB weight for optimal performance: 0.36 gram 
 
20 rds Gas Magazine for VFC M4/M16