Aero Precision Lower (with cmmg lpk) with BCA 450 Bushmaster side charging upper. This bad boy shoots MOA with Hornady Black 250g. Optic is a Leupold VXR 3-9x40 illuminated. Will sell for $650 without optic or $1000 with. Will also include 3 boxes of ammo. No bill of sale if you have a GWP.