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How tall of a riser would be needed to cowitness with the iron sights on my ar15? — 2 Answers

by Dave Yungclas, from KS, United States Asked on May 11, 2019

Name Bushnell Trophy TRS 1x25mm 3 MOA Red Dot Sight (4.4)
$119.95 $104.49 Save 13%
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Answered by Ethan C., Gear Expert, from IL, United States, on September 05, 2019

Bushnell makes a version that already comes with the riser mount you need to co-witness: https://www.opticsplanet.com/bushnell-ar-optics-1x25mm-trs-25-hirise-3-moa-red-dot-sight.html

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Answered by no, guest, from MI, United States, on March 28, 2026

With this sight, absolute cowitness height requires an 0.83" riser. A 1" riser will give you lower third cowitness.

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