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Can this replace the aperture on Midwest industries fixed rear sight ? — 1 Answer

by Chocolate, from TX, United States Asked on March 9, 2026

Name XS Sight Systems AR Mil-Spec CSAT Rear Sight (4.5)
$56.99 $51.24 Save 10%
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Answered by XS Sights, Manufacturer from TX, United States, on March 11, 2026

Yes, it will work on the MI fixed rear sight.

Monte @ XS

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