LMT MONOLITHIC 300 AAC BLACKOUT RIFLE BARREL Designed for the LMT monolithic receiver, this barrel utilizes a low profile gas block, straight gas tube, and A2 birdcage for reduced flash. The barrel is coated and cryogenically treated for long term durability. AVAILABLE OPTIONS: 9a ^2 300 Blackout Chrome Lined 1:7a ^2 RH twist barrel 10.5a ^2 300 Blackout Chrome Lined 1:7a ^2 RH twist barrel 16a ^2 300 Blackout Chrome Lined 1:7a ^2 RH twist barrel SPECIFICATIONS: Barrel Material: Chromoly Operating Method: Direct Impingement Rifling Twist Rate: 1:7" Barrel Caliber: 300 AAC Blackout Mfg: Lmt Defense