This new Rock River Arms LAR-15 rifle fires the .223 round. It has a 16" barrel with an overall matte black finish. This semi-auto rifle has a removeable carry handle, collapsible stock, and bayonet lug. It comes with hardcase, military manual, sling, and one 30 round magazine. This rifle is a 1st Responder rifle with an emblem on the receiver that reads "1st Responder". This rifle can only be sold to Law Enforcement(fed,state,city,county), Corrections, Probation, Parole, Active or retired Military, National Guard, Lic'd Paramedics, EMTs, Firefighters, Judges, District Attorneys, Dep. District Attorneys, and Lic'd Security companies & their officers.