This new Kel-Tec rifle fires the .223 round. It comes with a 16" threaded, blued barrel with an overall matte black finish. This semi-auto rifle has an 11" stock that can fold under the receiver. This rifle can be fired with the stock folded underneath. It does not interfere with the rifle use. Additionally this rifle has an integral forearm bipod, picatinny receiver rail, and comes with 1 10 rd. mag. This semi-auto rifle uses AR-15 mags.