FN 509 Double Action 9mm 4 Inch Barrel Black Finish 3-Dot Sights Non-Manual Safety 10 Round

The FN 509(R) is built on the proven architecture of the FNS(TM) 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(R). Over the course of development" the platform has been tested extensively for reliability" ammunition compatibility and durability - totaling more than one million rounds.