NEW STEP BY STEP MAP FOR COLT 20 ROUND MAGAZINE

Description We set out to make one of the most very affordable complete uppers, with out sacrificing the integrity in the complete upper, and most critical the rifle. The NBS 20″ 5.56 Rifle M-LOK Upper Assembly, is a superb all around upper, specifically for hunting or prolonged-array focus on practice. With higher velocity and a longer sight rad