All factory original Except: - Geissle SD-Combat/Flat trigger at 4.5Lbs. - Tubbs flat buffer spring - TROY Rear BUIS - YHM Phantom 5C2 Flash Hider - BCM Gunfighter Charging Handle. - Magpul Furniture and LWRC Compact Stock - Magpul MS2 Sling - Awesome rifle bag About 1000 rounds through it, Barrel and the Bolt are both good for 20,000 rounds so its barely broken in . Comes in the original box w/ literature, Slip 2000. I have ammo and Gen2 PMAGs $1500 with for everything. I'm also willing to split it all up whichever way: upper, lower, ammo, mags. Or MOSTLY cash plus: $300-500 Compact or carry handgun or $300-500 Rifle, bolt or semi. 503-7one9-255nine text or call Email: email@example.com Thank you.