[TOP] .300 AAC, Cycles factory subsonics with no suppressor without a hiccup, and doesn't overgas hypersonics. Nickel Boron BCG and CH, Troy rail. -$600 shipped
[BOTTOM] 5.56mm build. Nickel boron bolt, NEA CCS stock, CMC flat trigger, and a full BCM upper, 16" midlength w/12" C4 rail. PA red dot. BCMGunfighter CH. Billet FDE lower w/ matched FDE billet upper free (not pictured). Fortis foregrip. Troy improved Battleax CQB grip. HERA ambi 45deg safety. BCM's mod 0 muzzle.
The upper alone, without a bcg, costs $800 new.
About 100-150 rounds fired through both of them, each. Experienced zero malfuntions of any sort, while testing different types of magazines.
Hoping to sell fast, priced accordingly.