FN 509

Parts listed here are designed for FN 509 pistol models chambered in 9mm unless noted otherwise. MGW offers replacement magazines, sights, barrels, frame upgrades, recoil springs, parts kits, pins and more for this handgun model. Outfit your FN 509 with quality aftermarket and OEM parts and components to ensure reliable function with every shot.

The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.

Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.

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FN Rush Suppressor Booster Housing

FN Rush Suppressor Booster Housing

$99.99

Not Yet Rated

In Stock

FN 509M Compensated Barrel, 9mm 4.55" Black

FN 509M Compensated Barrel, 9mm 4.55" Black

$329.00

2
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Holosun 407/507K Adapter for FN 509
FN FNS / 509 / 510 / 545 Striker Block
FN 509C Threaded Barrel, 9mm 4.3"

FN 509C Threaded Barrel, 9mm 4.3"

$240.00

Not Yet Rated

In Stock

FN 509C Barrel, 9mm 3.7"

FN 509C Barrel, 9mm 3.7"

$240.00

Not Yet Rated

In Stock

FN 509 Threaded Barrel, 9mm 4.5"

FN 509 Threaded Barrel, 9mm 4.5"

$176.00

Not Yet Rated

In Stock

FN 509F MRD Slide, Black

FN 509F MRD Slide, Black

$344.00

Not Yet Rated

In Stock

FN 509 MRD Cover Plate, Black

FN 509 MRD Cover Plate, Black

$35.20

Not Yet Rated

In Stock

FN 509 Takedown Lever

FN 509 Takedown Lever

$24.00

Not Yet Rated

In Stock

C&H Precision FN 509 / 510 / 545 to Aimpoint ACRO Optics Mounting Plate, Steel
C&H Precision FN 509 / 510 / 545 to Holosun 407K / 507K Optics Mounting Plate
C&H Precision FN 509 / 510 / 545 to Trijicon RMRcc Optics Mounting Plate