This is a used Aero Precision M4E1 rifle chambered in 223 Remington and 5.56 NATO. It features a 16-inch barrel with a 223 Wylde chamber, 1/8 twist, 20-round magazine, Magpul furniture, and MLOK handguard. Overall, this Aero is in good condition with normal handling marks on the receiver. Bore condition is good with crisp rifling. The stock is missing a lever and doesn't adjust properly. This would be a good choice for home defense. Buy online today!