This is a factory Colt 14.5" M4 barrel complete as removed from a new AR6921 upper. The barrel includes the A2 flashider, factory side sling adapter, and delta ring assembly (as pictured). The barrel is marked "C MP 5.56 NATO 1/7"and dated "06/02". The front sight tower is marked "F", and chamber is marked "4". Condition is like new.
The barrel is SOLD pending receipt of funds to "JoeLad". Thanks.