COLT AR 15 UPPERS THINGS TO KNOW BEFORE YOU BUY

The modern M16/M4 rifle is designed around the concept of modularity. Most of the BCM® flat leading uppers characteristic a USGI form laser etched T-marks to deliver addressing for the remounting of tactical components which include optics, laser sights, etc.*Cosmetic blemishes don't have an affect on in shape or functionality on the upper team. A