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.
Showing 81 - 96 of 231 results
Showing 81 - 96 of 231 results


FN 509M Backstrap, Medium, Black
$11.60
In Stock

FN 509C Backstrap, Large, Black
$11.60
Sold Out

FN 509 Recoil Spring/Guide Rod Assembly, Light, Yellow
$41.60
Sold Out

FN 509C/509M Lipped Magazine Floorplate
$5.60

FN 509T / LS Edge Magazine Floorplate, 24 Round
$9.60
In Stock

FN 509/510/545 Magazine Floorplate Catch
$5.00
In Stock

FN 509 Tactical Countersunk Screw, .530 (511)
$4.50
In Stock

FN 509T/510T/545T MRD Plate, DP Pro, Black (501)
$24.00
Sold Out

Apex Tactical FN 509 Extended Magazine Release, Right Hand
$71.25
Sold Out