The Holosun 509 Adapter for Glock MOS is a precision-engineered solution for mounting Holosun HS509 reflex sights onto MOS-equipped Glock pistols. Crafted from durable 6061 aircraft aluminum, this adapter features a sleek black finish with Type III hard anodization, ensuring long-lasting performance and resistance to wear. Measuring 1.80″ H × 2.70″ W × 2.30″ L, it comes complete with all necessary mounting hardware for easy installation. Please note that this adapter is not compatible with 509 ACSS models. Upgrade your pistol’s optics with the Holosun 509 Adapter for an enhanced shooting experience.
Holosun 509 Adapter for Glock MOS – Durable Mounting Solution
$39.99
7 in stock
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Engineered for Extremes
The Vault — Where Education Fuels Better Decisions
The Vault is the engine behind Pyrost. It’s where we publish deep-dive articles, field-tested reviews, instructional videos, advocacy content, and wild-game recipes — all designed to help you learn, verify, and apply what actually works.
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