Features:
 Colt Authorized marking
 Complete repeated XM148 function
 Full CNC Aluminum barrel
 Fit for XM177E2 and M16A1 Series
 Full Function XM148 Quadrant Sight
 Limited M16A1 Handguard fir XM148
Infornmation:
Model: Colt XM148 Grenade Launcher
Materials: Steel, Zine Alloy, Nylon, Rubber
Length: 430mm
Weight:1510g (3.3 pounds)
Power Source: GBB
Action: Semi
Ammo Type: 6mm airsoft BBs
Ammo Capacity:300 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