Apex Optic Mount for RMSc/507K
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.
For Use In These Guns
Works on all FN 509 Tactical and MRD model slides with the FN Low Profile Optics Mounting System™
This includes the following pistols:
FN 509 Tactical (Standard and Compact sizes)
FN 509 Midsize MRD
FN 509 Compact MRD
FN 509 LS Edge
For the Shield RMSc Optic: Use the FN factory “514” screws
For the Holosun 507K Optic: Use the FN factory "511" screws
1 ea. Apex Optic Mount for the Shield Sights RMSc or Holosun 507K
Products to Consider
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Please review and accept our Pre-Order Policy.
APEX Preorder Policy
Placing a preorder allows you to "get in line" and reserve your product: the quickest way to acquire an out of stock item.
Preorders are charged when the order is placed and shipped as soon as the product is available. Our regular return policy applies, with the 60 day return policy starting from shipment date. See our Policies page for full details here