How to EASILY Calibrate and Whiten the M1A Elevation Knob! @GunBlue490
How to EASILY Calibrate and Whiten the M1A Elevation Knob! @GunBlue490
Uploaded October 2021 | Updated September 2026, 2 weeks ago
Forget complicated methods of calibrating your M1A rear sight elevation knob. Forget using messy and difficult paint to whiten the markings on your elevation and windage, too. Follow these simple steps and be done in minutes!
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How to EASILY Calibrate and Whiten the M1A Elevation Knob!

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