Holosun 509 Adapter Adapter to MOS is backordered and will ship as soon as it is back in stock.
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The Holosun 509 Adapter Plate for Glock MOS Pistols is a precision-engineered mounting solution designed for quick installation and long-term reliability. Constructed from durable stainless steel with a corrosion-resistant hard-coat anodized finish, this adapter plate ensures stability and a secure fit for your optic. Its low-profile design is compatible with most optics-ready holsters, allowing for snag-free carry and seamless integration with Glock MOS platforms. The adapter plate includes all necessary installation hardware and is backed by a lifetime warranty, providing dependable performance for any shooting application.
