Is the hole in barrel for the gas block in the same location as my 7.5" barrel on my 5.56? I want to buy a barrel to convert my 5.56 to 300 blackout.

Question

Is the hole in barrel for the gas block in the same location as my 7.5&quot; barrel on my 5.56? I want to buy a barrel to convert my 5.56 to 300 blackout.

Ethan · Accepted Answer

TheCBC Industries 300 AAC Blackout AR-15 Barrel uses a standard 0.750&quot; gas block, and can be purchased in multiple gas lengths. So as long as your Ar15 uses a 0.750&quot; gas block, then you will be able to use it on this barrel.

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Is the hole in barrel for the gas block in the same location as my 7.5" barrel on my 5.56? I want to buy a barrel to convert my 5.56 to 300 blackout. — 1 Answer

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Is the hole in barrel for the gas block in the same location as my 7.5" barrel on my 5.56? I want to buy a barrel to convert my 5.56 to 300 blackout. — 1 Answer