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to provide a fast, secure, and enjoyable experience. by Amos, from IN, United States Asked on December 28, 2021
They use a standard AR 15 barrel nut (w/o the delta ring). Use a quality nut - the rail slides over the nut and ALL the little cogs that stick out have to be straight, Troy makes a nice one that only a couple bucks more but it's beefy.
It uses a standard AR 15 barrel nut but it is not provided. The barrel nuts made by Troy are only a couple of bucks more and fit nice. I had trouble with a cheapo one (bent cog) that tied up the installation, I ordered a Troy one and it slid right on.
