C&H Precision V4 Glock MOS to Holosun 509T Optic Mount Plate, Black - GL509TST

This is an optic mounting adapter plate designed to mount Holosun 509T pattern red dot sights onto Glock MOS (Modular Optic System) slide cuts. Constructed from mild grade steel with black anodized finish, it measures 4.0" in length and 3.8" in width. The V4 MIL/LEO version is a single-piece adapter that bridges the Glock MOS footprint to the Holosun 509T mounting pattern.