Very low round count 9mm LRM upper built on a Rock River upper with mag block, 1 Colt marked mag, unmarked vertical grip and not pictured a Colt 9mm carbine buffer (the unique 2 piece one). This is considered a short barrel rifle upper, so two stamper SBR or one stamp pistol or MG upper. Know your NFA rules for SBRs and pistol vertical grips. Paid in full to start paperwork on south side of Indy only. $1500