COLT UPPER COMPLETE 20 INCH BARREL WITH SIGHTS Listing ID: 1458141

This COLT upper is ready to drop on a lower, it has a 20 inch barrel with the markings of C MP 5.56 NATO 1/7 with flash hider, MAGPUL rear sight, receiver has the forge mark keyhole & US GOVERNMENT CAGE CODE 13629. ANY QUESTIONS please text me at (786) 457-20 eight six