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This CBC Industries 300 AAC Blackout AR-15 Barrel features a proprietary Micro length gas tube, which can be found on the CBC Industries website linked below:
https://cbcpfa.com/products/ar-15-gas-tube-micro/
Great little barrel, the description doesn't mention it but I assure you the barrel has a nice 5 groove (5R) rifling down it. I used a KAK gas tube, KAK micro pistol buffer and tube (3 oz), a milspec BCG, and Superlative Arms adjustable gas block, se...
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My order arrived promptly (within 7 days). At only $79 you can’t beat it. 1500 rounds through it with zero issues or malfunctions. My surefire suppressor threaded on perfectly. A great value for that CQB build you’ve been wanting.
I bought this for a very short build and I couldn't argue with the price. This was advertised as using pistol length gas, but I ended up having to order a micro gas tube, 1.5" shorter than pistol length. Other than that, the threading is a bit tight,...
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I have several brands of 300 Blackout ammo I bought for twin AR Pistol builds I made with this barrel and another twin pair with Faxon 300AAC barrels. All the ammo worked fine for all guns except this barrel with Ammo Inc Stelth 300. The Stelth amm...
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Product Info for CBC Industries 300 AAC Blackout AR-15 Barrel, 5/8x24, 1-7, Micro
The barrel is one of the few components that directly affect the accuracy and weight of your build. This barrel has a nitride finish for increased strength and durability. This provides not only an impressive barrel life but ensures excellent accuracy. The barrel threads are carefully threaded to the .308 standard. Optimized for stability with a 1:7 twist rate, this 300 BLK barrel can handle heavier bullets used for subsonic loads with ease.