Factory Colt upper receiver assembly to build your AR15, M16 or M4. Compatible with all mil-spec AR15/M4/M16 lower receivers. Includes forward assist assembly, and ejection port cover. Manufactured to truly meet and exceed all Mil Spec standards.
Reviews
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Not a keyhole upper as pictured.
Cosmetically and functionality are fine for the upper, but disappointing that the colt upper pictured (keyhole) is not the actual product and actually a cage code variant.