This is a precision AR15 in 5.56. The upper is a Bear Creek side-charging 5.56 cal with a 15” m-lokforearm and a 22” 1:8 heavy stainless fluted barrel. The lower is an Anderson Mfg. Also comes with an Arken 6-24x50 scope. $900 or $600 without the scope . Approx 20 rounds fired….sub MOA with 75 and 77 grain ammo….