Hello people here I have a customized setup of a fn upper and barrel with an aero precision lower the upper comes customized with a cookie cutter muzzle device which is no longer produced the bcg is a nickel boron pamax self lubricating bcg gas key properly staked with grade 8 fasteners and machine particles inspected with a life of 50k rounds i paid 200$ for the bcg alone/ this pistol setup does not conclude a brace but can offer upon request of full price only 200 rounds has been put through her and really don't want to sell but I have to pay for school one way or another asking price is 850 can go down a little but I'm in no rush so I won't take no lowball offer ccwp required bill of sale also unless you want to take a background check