This Radical Firearms 16" 5.56mm AR rifle uses MIL-STD Upper and lower receivers along with our 15" RPR free float rail system for increased accuracy, keeping your hands cool, and giving you plenty of room for accessories. Regardless if it's your first or fiftieth, a Radical Firearms AR rifle will not disappoint! rifle in pristine condition with clean bore.very little scuffing due to storage. comes with 1-30 round magazine. ready to put optics and accessories of all kinds. time to rock at the range ! sku-25090038 weight:6lbs box:2X All information is correct to the best of our knowledge. before making a purchase, do your own due diligence.