Apex Grade Thread Protector

Apex Grade Thread Protector

Apex 9mm Threaded Barrel for FN 509

Apex 9mm Threaded Barrel for FN 509

Apex Direct Drop-In Barrel for FN509 - 5.00 inch

Availability: In stock


Expected Results: 

  1. Direct Drop-in replacement of factory barrel. (No fitting required) 
  2. This barrel is offered as a factory barrel replacement. 
    1. Not intended to improve accuracy, compared to the factory original barrel 

For Use In These Guns

For use in the FN 509 pistols with a 5" barrel or an Apex 5" Slide for the FN 509

What's Included

Apex Direct Drop-in Non-Threaded Barrel for the FN 509® LS Edge Pistol – 5.0” 

1ea. (1 piece in the package)


Barrel Features: 

  • Manufactured from premium quality Chromoly Alloy steel blanks. 
  • 1:10” twist rate 
  • Proprietary Recessed crown 
  • Black ArmorLube Finished for longevity and durability. 


Color Black Melonite

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