RUG 8537 AR556 223 16.1 FF TB COLL 10R
Ruger
$754.99
Ruger 8537 AR-556 5.56x45mm NATO 10+1 16.10" Heavy Contour Barrel, Black Hard Coat Anodized 7075-T6 Aluminum Forgings, 6 Position Collapsible M4-Style Stock, Mil-Spec Buffer Tube, Optics Ready