EMG F-1 Firearms Officially Licensed UDR-15-3G Full Metal M4 Receiver Set (Color: Black) mac-line this rifle is engineered to

this rifle is engineered to provide accuracy and consistency on the field

02 precision inner barrel

- High-quality stainless steel construction

Muzzle Velocity: 300~330 FPS (Measured w/ 0

EMG F-1 Firearms Officially Licensed UDR-15-3G Full Metal M4 Receiver Set (Color: Black) mac-line this rifle is engineered toCan come Optioned with the selector switch opening filed down in order to be compatible with standard M4 selector switches Aluminum alloy construction Extremely lightweight skeletonized design Ideal for competition style builds Billet style design Officially licensed design by F 1 Firearms with F 1 trademarks Based in the great state of Texas, F 1 Firearms has become one of the premier brands in semi automatic sporting rifles. Utilizing premium