Criterion Barrels Hybrid Threaded Barrel AR-15 300 AAC Blackout 8.5in CORE Pistol 1-7 Twist Chrome-Lined Parkerized 300B-8CR3
$329.99
Criterion Barrels Hybrid Threaded Barrel AR-15 300 AAC Blackout 8.5in CORE Pistol 1-7 Twist Chrome-Lined Parkerized 300B-8CR3. 300 AAC Blackout cartridge. The modern taper design is a departure and improvement upon government contoursprofiles that have...