This is a used Centurion Arms CM4 pistol chambered in 5.56 NATO. It features an 11.5-inch barrel with 1/7.5 twist, Surefire Warcomp muzzle device, 30-round magazine, M-LOK handguard, and SBA3 pistol brace with LAW Tactical folding buffer tube. Overall, this pistol is in good condition with some handling wear on the receiver and handguard. Bore condition is good with crisp rifling. This would be a good choice for home defense. Buy online today!