In stock
Apex Tactical Apex Grade 9mm 4" Fluted Threaded Barrel, Black Melonite - 105-072
In stock

Apex Tactical Apex Grade 9mm 4" Fluted Threaded Barrel, Black Melonite - 105-072

SKU 793057
Brand APEX
Model Number 105072
UPC 854263007876
Customers must read Compliance Information before purchasing.
This product is fulfilled by a PSA Partner and shipping times may vary.

Product Details


  • Type: Fluted, Threaded
  • Series/Collection: Apex Grade
  • Size: 9mm Luger
  • Barrel Length: 4"
  • Material: Stainless Steel
  • Finish: Black Melonite
  • For Use With: FN 509 Pistol


This Apex 9mm Threaded Barrel is designed specifically for the FN 509 model pistols with a factory 4 inches barrel. This includes the FN 509 Midsize. The heat treated stainless steel barrel has a black Melonite finish with contrasting stainless flutes. The barrel features a 1:10 inches twist rate that is designed to increase accuracy performance. The thread pattern is 1/2-28 and a thread protector is included. This barrel is a true drop-in and requires no fitting.


  • Direct replacement of factory 4 inches barrel (no fitting required)
  • Improves accuracy
  • Use the included light recoil spring assembly when shooting this barrel with a compensator
  • Includes (1) thread protector with O-Ring (installed), (1) light recoil spring assembly


Q & A


All NFA Rules Apply.
These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.