armorhillfirearmsllcaero precision X15 chambered in 5.56 with a 16 inch barrel. comes with a lightweight hammer. stainless bcg and charging handle, Lightweight socom profile barrel, Yankee Hill Machine T marked quadrail with covers, MBUS flip sights and moe rail grip. 6 pos buffer tube, H2 buffer and magpul buttstock no trades
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