This new Sig Sauer 556 SWAT rifle fires the .223 round. It has a 16" barrel with an overall matte black finish. This semi-auto rifle comes with forearm quad rails, a 6 position collapsible stock, and forearm grip with STL-100 flashlight. It also has an integrated folding rear sight, rail covers, a rear single point sling attachment, hardcase, lock, oil, and 1 30 rd. mag. Both the pistol grips have storage capablilities.