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The CMMG .300 Blackout 16.1-inch Multi Role barrel sub-assembly is built for shooters assembling a custom AR-15 upper group. Made from durable 4140 chrome moly steel and finished in salt bath nitride for improved wear and corrosion resistance, this barrel is designed for reliable performance and longevity. It includes a properly installed M4 barrel extension, and the barrel sub-assemblies are properly headspaced to help streamline your build.
Product Highlights
- 16.1-inch .300 AAC Blackout barrel sub-assembly for AR-15 upper group builds
- 4140 chrome moly steel construction with salt bath nitride finish (black)
- Multi Role profile with 1:7 twist rate for broad .300 BLK load compatibility
- Carbine-length gas port with 0.750-inch gas block journal
- Threaded 5/8x24 muzzle and includes a properly installed M4 barrel extension
Specifications
- Manufacturer:
- Cmmg
- Category:
- barrel
- Caliber:
- .300 AAC Blackout
- Platforms:
- AR-15
- Interfaces:
- Muzzle thread: 5/8-24
- Length:
- 16.1"
- Estimated velocity:
- 1,900-2,450 fps
- UPC:
- 8229086822522
- MPN:
- 30DF80A
- Required Component:
- Yes
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