Optic Mount Shield Sights for RMSc FN

The Apex Optic Mount is designed to securely mount the Shield Sights RMSc or Holosun 507K to the slide of the FN 509 model pistols with the FN Low Profile Optics Mounting System™. The Apex Optic Mount is machined from a billet of steel and finished in Black Melonite for enhanced durability.

Specifically for use with the FN Low Profile Optics Mounting System™ of the FN 509
This includes the following pistols:

• FN 509 Tactical (Standard and Compact sizes) 
• FN 509 Midsize MRD 
• FN 509 Compact MRD 
• FN 509 LS Edge 

Mounting Screws:
For the Shield RMSC Optic: Use the FN factory “514” screws 
For the Holosun 507K Optic: Use the FN factory "511" screws