AR15 Uppers
The AR15 Rifles modular design allows you to easily switch out the upper and change calibers or configurations. Simply push the 2 lower pins out and install the new upper and you are ready to rock & roll! Atlantic Firearms offers a wide variety of AR-15 rifles and AR15 Upper receivers. We carry a varitey of upper receivers in many barrel lengths and rail configurations.
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Colt LE6920CK Upper Conversion Kit W/ HandguardParts & AccessoriesPrice: $645.99View product
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Colt LE6920 Upper Conversion KitAR15 UppersPrice: $629.00View product