SN: TU04875, Modern production. 5.56 Nato w/ 16″ barrel. Bore is near excellent. Tactical semi-auto rifle, w/ 6-position stock, picatinny rail, FDE sights including Magpul flip-up front sight, Sig Sauer Romeo MSR red dot & Sig Sauer Juliet 3 micro magnifier w/ flip to side mount. Finish shows light marks. Overall condition is very good.