THE 2-MINUTE RULE FOR COLT 20 INCH CLASSIC UPPER

Description We set out to make The most inexpensive complete uppers, with no sacrificing the integrity with the complete upper, and most important the rifle. The NBS twenty″ 5.fifty six Rifle M-LOK Upper Assembly, is an excellent all around upper, specifically for hunting or long-array goal practice. With higher velocity and a longer sight radius