This Colt M4 6940 16″ monolithic quad-rail new factory test-fired complete upper features a black upper receiver with monolithic rail and free-floating 16″ 1/7 barrel, folding front sight assembly with a bayonet lug and a MaTech back-up iron sight, flashhider, complete Colt factory upper receiver assembly, new factory test-fired, with bolt and full-auto carrier, all Colt.
The forward end of the rail features a right and left side mounting point for the QD sling loop. The bottom rail is removable via a recessed push-in lock which does not require any special tools.
Upper comes with rail covers and Colt manual.
Price $925 Please call or email to purchase – 608 558-6201 or email@example.com
Pictures below are stock photos.