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Just this come with the gas block tuned and ready to go? Or does it need adjustment. Thanks — 1 Answer

by Theo, from CA, United States Asked on September 17, 2019

Name Aero Precision M4E1 16in Threaded 5.56x45mm Complete Upper Receiver with Flash Hider (4.9)
As Low As $416.49 Save Up to 27%
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Answered by Armando R., Gear Expert, from IL, United States, on October 15, 2019

This has a standard low profile gas block that has not been "tuned" as tuning requires a complete rifle because you need to consider both buffer tube system and gas system.

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