FN Herstal

FN 509 9mm


The FN 509® is built on the proven architecture of the FNS™ Compact, FN made changes internally and externally to meet the rigorous performance standards of the MHS requirements and further developed the platform into the FN 509® with the help from industry experts. Over the course of development, the platform has been tested extensively for reliability, ammunition compatibility and durability – totaling more than one million rounds. 

FN 509 Flat Faced Trigger

Instructions/Terms and Conditions

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Install parts and services that are included with this purchase
Install Black Apex Flat Faced Trigger
5.00 Ounces