This is a used Sig M400 rifle chambered in 5.56 NATO. It features a 16-inch barrel with a 1/7 twist, 30-round magazine, Magpul furniture, and picatinny optic rail. Overall, this Sig is in good condition with normal wear on the receiver. Bore condition is good with crisp rifling. This would be a good choice for target shooting. Buy online today!