THESE ARE GEN 1 Barrels with the older style gas plug
14.5" Piston Chrome Lined 5.56×45 (.223) 1:7" RH twist barrel
Designed for the LMT monolithic receiver, this barrel utilizes a piston operating rod and has an A2 birdcage for reduced flash. The barrel is coated and cryogenically treated for long term durability.
If desired, we are happy to shorten and thread the barrel for you to a specified length prior to shipping.