This is a used Ruger AR-556 rifle chambered in 5.56 NATO. It features a 16-inch barrel with a 1/8 twist, 30-round magazine, folding rear sight, A2 front sight post, and picatinny optic rail. Overall, this Ruger is in good condition with some handling wear on the barrel. Bore condition is good with crisp rifling. This would be a good choice for home defense. Buy online today!