16in upper has a Stag arms left-hand receiver and bcg. Lantac Spada 15" Mlok 16" Rosco stainless barrel Geissele gas block and tube Radian Arms charging handle $400 obo
The 7.5in upper has Aero Atlas 7" Mlok handguard Radian charging handle The barrel i believe is from Bear Creek but I honestly can not remember. $300 obo