The Rock River Arms lower parts kit comes with everything you need to finish your AR-15 lower receiver. Every component in this lower receiver kit is Mil-Spec so it will work in any lower receiver. Whether you are building a new AR-15 rifle or setting replacement parts aside for the future in case something breaks, this RRA lower kit is the one for you. It is affordable and even comes with a trigger and pistol grip to fully finish your build.
SKU: AR0120

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Expiration date 2021-Aug-05 Report
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