Read before contacting me. Upper is new unfired. 13.9 Expo Arms 1-7 twist chrome lined 5.56 barrel, Expo Arms upper receiver, Expo Arms gas block, Expo Arms stainless mid length gas tube, Daniel Defense RIS III 12.5 rail in Fde, Daniel Defense rip-n-grip charging handle, phosphate Microbest bolt carrier group chrome lined and Aero Precision port door and forward assist. $650 Firm for the upper, all you need is a muzzle device of your choice. Can add a used SOLGW 9 port Nox for free to get it sold. Around $1000 invested in this upper, trade value will be closer to that. Serious buyers only, text 512-630-6660 pick up in Cedar Park.