Answers for will it fit my Glock 20 gen 5

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OPMOD + Red Dot Sights & Accessories OPMOD Red Dot Sights & Accessories + Red Dot Sights OPMOD Red Dot Sights Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Q&A Question - will it fit my Glock 20 gen 5 OPMOD + Red Dot Sights & Accessories OPMOD Red Dot Sights & Accessories Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Q&A Question - will it fit my Glock 20 gen 5

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Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight

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Answered by Claytonian, Gear Expert, from KS, United States, on April 29, 2026

The fit depends on the optic cutout on the slide. This is made specifically for a RMR slide cutout.

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OPMOD + Red Dot Sights & Accessories OPMOD Red Dot Sights & Accessories + Red Dot Sights OPMOD Red Dot Sights Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Q&A Question - will it fit my Glock 20 gen 5 OPMOD + Red Dot Sights & Accessories OPMOD Red Dot Sights & Accessories Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Holosun OPMOD HS507C-X2 1x Reflex Red Dot Sight Q&A Question - will it fit my Glock 20 gen 5

Last updated 2026-04-15 UTC.