Description

Holosun 509 Adapter for RMR Secure Mounting Plate for HS509T on RMR Footprint Slides
Upgrade your Holosun HS509T reflex sight with the official Holosun 509 Adapter for RMR. This precision-machined adapter plate allows you to mount your Holosun 509T (or compatible 509 series) optics securely onto any pistol or rifle cut for the standard RMR / 507C footprint.

Crafted from durable 7075 T6 Aluminum with a hard anodized finish, this lightweight yet rugged adapter ensures rock-solid performance even under heavy recoil. At just 1 oz and compact dimensions of 1.6″ x 0.98″ x 0.95″, it adds minimal height and weight while maintaining a low-profile fit for faster target acquisition and better concealment.

Key Specifications:

Material: 7075 T6 Aluminum

Finish: Anodized

Dimensions: 1.6 × 0.98 × 0.95 inches

Weight: 1 oz

Compatibility: Designed for Holosun 509 series optics on RMR-pattern slides and mounts (pistols and rifles)

Adjustment: Supports ±30 MOA windage/elevation travel with 0.5 MOA clicks when paired with your optic

Perfect for Glock, SIG, CZ, and other popular platforms with RMR cuts, this adapter gives you the flexibility to run the premium enclosed-emitter Holosun 509T without needing a new slide cut. Whether you’re building a competition pistol, duty handgun, or tactical rifle setup, the Holosun 509 RMR adapter delivers reliable zero retention and quick installation.
Note: This is the genuine Holosun factory adapter (discontinued model limited stock remaining).

Elevate your optics setup today with the Holosun 509 Adapter for RMR the perfect bridge between popular RMR cuts and Holosuns advanced 509T series.

By purchasing Holosun 407/507K Adapter for FN 509 from our online store, you are guaranteed to receive a high-quality item. We work with trusted brands to offer shooting and hunting enthusiasts, both amateur and professional, quality products at a reasonable price. Choosing to buy from us means opting for quality and practicality

The actual appearance of the product may differ from the image on the website. For additional information about payment, delivery, and product specifications, please contact us by phone or email.