GDI Mounts GDI MR3-OSM Reflex Sight Mount MR3M
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Aug 26, 2026
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MPN
MR3M
Description
Optical Sight Mount for use with Trijicon® Red Dot Reflex Sights. HK 416 / 417 - Gas Piston Upper CompatibleLower 3rd Co-witness: Front sight post tip in lower 3rd of sight picture. GDI Mounts GDI MR3-OSM Reflex Sight Mount MR3M
