Primary Weapons Systems PWS MK114 Mod 2 with pinned & welded Dead Air Muzzle Brake by Adco out of Ohio, they do great work. We ship all our PW guns there. Comes with Radian Raptor Charging Handle, Ambi BAD ASS PRO SAFETY SELECTOR, Trigger Anti Walk Pins, Rubber grip rail covers, Magpul stock, BCM Grip, No box. Maybe 250 Or less rounds down it.  Awesome Piston driven rifle!