Description
The Holosun 509-RMR Adapter Plate (509T to RMR) is a adapter plate that lets Holosun 509 series enclosed pistol optics mount to a slide cut for the RMR footprint. For fitting a 509T to a pistol with an RMR-pattern slide cut. Specifications below are from the manufacturer’s published data.
Key specifications
- Compatibility: Holosun 509 series enclosed optics (509T); RMR footprint slide cuts
- Material: CNC-machined aluminium, hard anodised
- Rail/Footprint: Converts the 509 footprint to the RMR / 507C footprint
- In the box: Adapter plate (contents not itemised on holosun.com)
Frequently asked questions
Which optics fit this plate?
Holosun 509 series enclosed optics
Which slide cut does it need?
An RMR footprint slide cut
What is it made of?
CNC-machined aluminium with a hard-anodised finish
3 Gun Tactical, Tingalpa QLD — Licensed Firearms Dealer 50001578. Optics, mounts and accessories can be purchased without a firearms licence and are shipped Australia-wide. Source: Holosun.








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