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Colt A3 Flattop upper receiver $185 shipped via USPS Priority Service
Never fired, like-new condition. Keyhole forged upper with proper ‘C’ stamp.
No M4 feedramps, this is for a rifle upper. Complete with factory installed F/A and dust cover.
This is the receiver you need for your Marine M16A4 clone, costs $275 at Specialized Armament
