Ar-556 mpr 5.56mm blk 18″ 30rd., 8514 | magpul furniture., Caliber: 223 Rem | 5.56 NATO, Barrel: 18″, Capacity: 30+1, Finish: Black Hard Coat Anodized, Sights: No Sights, StockFrameGrips: Collapsible / Folding Stock Six-Position Telescoping, Magazine: 1 30 rd. Magpul PMAG