9mm

FN 66100005 509 9mm Luger 4" 17+1 Black Black Black Interchangeable Backstrap Grip

Pistol
9mm
17 rd capacity
4" barrel

UPC 00845737008109

Compare prices

1 offer · 0 in stock · sorted by best price

Retailer	Price	Stock	Last checked	Deal
East Valley Tactical	$579.00	Out of stock	49m ago	Go to deal

Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure

Description

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.

Specs

Brand	Fn
Category	Pistol · Firearms
Caliber	9mm
UPC	00845737008109
Model	509T

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D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best: $579.00
Low: $579.00
High: $579.00
Tracking since: Oct 8, 2026

One price check so far ($579.00 on Oct 8, 2026). The chart fills in as retailers are re-checked.

Recent price checks (1)

Date	Retailer	Price	Stock
Oct 8, 2026, 5:15 PM PT	East Valley Tactical	$579.00	Out of stock

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