This new Sig Sauer M400 rifle fires the .223 round. It has a 16" barrel with an overall flat dark earth finish. This semi-auto rifle features a MagPul collapsible stock, a MagPul pistol grip with storage, a MagPul forearm, and a bayonet lug. It comes with removable fold up rear sights, hard case, manual, and one 30 round magazine. Shipping is free for this Sig Sauer because the box & styrofoam form it comes in was damaged by FedEx. Since you will be receiving a damaged box, we are offering free shipping on this rifle.