Aero Precision receiver set. Gun was built by Atac Arms. Has a 20.5" carbon fiber fluted barrel by BSF. BCG is an Aero Precision high pressure Black Nitride. Muzzle break is an Infinite 3 port, suppressor ready. Charging handle is a Radian Raptor -SD. Has a magpul bipod. Magpul grip. Not sure on the stock. Has a SLR Titanium adjustable gas block. Odin Works adjustable buffer, JP polished flat buffer spring.  Trigger is an Elftmann Tactical straight trigger with ain't rotation pins. Scope and mount are both vortex. Scope is a viper HS-T 6-24x50 with the VMR-1 reticle (MOA). Has a pelican vault 2 rifle case cut out for it. Comes with 4 20rd mags and 1 10rd mag. Definitely a Gucci Rifle.  Pm me for more info.