SN: 07-00271. Modern production. 5.56 with a 18″ fluted barrel and flash hider. Bore is excellent. Semi-auto tactical rifle with an L3 EOTech HWS 552, flip up iron sights, P-12SX UPPER, picatinny rails, textured M-LOK handguard w/ heatsink, extended charging handle, VLTOR A1 stock and a matte black finish. Light marks throughout. Overall condition is very good.