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What Aero Precision barrel nut does the AR15 XL take — 1 Answer

by Butch, from AL, United States Asked on January 14, 2023

Name Aero Precision AR15 XL Assembled Upper Receiver (4.9)
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Answered by Aero Precision USA, Manufacturer from WA, United States, on May 03, 2023

The XL upper has Mil-Spec threads, this is compatible with both our ATLAS Series of Handguards as well as the Enhanced / Quantum handguards with BAR barrel nut.

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Last updated 2025-11-12 UTC.