FN 509 Apex Trigger Installation – Labor Only


Have National Firearm Sales professionally install your Apex Trigger on the FN 509.

IMPORTANT NOTICE: This is for labor only.


Instructions for shipping us your frame when choosing the installation option:

  • Make sure no trigger work was attempted, started or completed. If it was, DO NOT choose this service.
  • ship us ONLY the frame in good condition, with all accessories removed
  • print the invoice from your confirmation email and include with your shipment
  • Ship your items signature required using FedEx, USPS or UPS. Plenty of bubble wrap/cushioned packing material and insurance is recommended.
  • DO NOT ship the slide, barrel, or any aftermarket accessories


  • Include a copy of your invoice
  • Individuals: include a copy of your driver’s license. All information MUST match what’s on your order.
  • Dealers: include a copy of your FFL

Shipping address:

National Firearm Sales Inc | FNspecialties.com
11070 Wiles Road
Coral Springs, FL 33076

*Damage to the factory barrel shroud and/or factory barrel may be necessary to install these components.