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Who makes the barrel? — 1 Answer

by keith, from TN, United States Asked on July 25, 2022

Name Aero Precision M4E1 Threaded 20in 6.5 Grendel Complete Upper Receiver with Flash Hider w/ATLAS S-ONE Handguard (4.7)
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Answered by Ethan, Gear Expert, from IL, United States, on July 28, 2022

The Aero Precision M4E1 Threaded 20in 6.5 Grendel Complete Upper Receiver includes the Aero Precisions 20" 416R stainless steel 6.5 Grendel barrel. It features a 1:8 twist, .750" gas journal, rifle length gas system, button rifling, and 5/8x24 threads.

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