Description
Elevate your firearm build with the CMMG 8.6 Blackout Barrel Sub-Assembly. This 12.50″ barrel is crafted from durable 4140CM steel and features a sleek black nitride finish for enhanced corrosion resistance. With a 1:3″ rate of twist, it’s designed for precision and performance. Compatible with CMMG Mk3 and DPMS Gen 1 High-Pattern LR-308 upper receivers, this barrel accepts standard 0.750″ diameter gas blocks, making it a perfect addition to your next project.
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