FN FNX 9 & 40
Parts listed here are designed for both the FN FNX-9 and FNX-40 pistol models chambered in 9mm/.40 S&W unless noted otherwise. MGW offers replacement magazines, barrels, slide assemblies, sights, triggers, springs, pins and more for these handgun models. Outfit your FNX-9/40 with quality OEM and aftermarket 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 - 94 of 94 results
Showing 81 - 94 of 94 results


FNH FNX 9/40 only and FNP 45 Right Decocker Thumb Piece, Black
$14.40
In Stock

FNH FNX Left Decocker Thumb Piece, Black
$5.00
In Stock

FNH FNX / FNP 45 Stop Lever Spring
$8.00
In Stock

FNH FNX Standard Cut Straight Black Backstrap
$21.60
In Stock

FNH FNX Standard Cut Curved Black Backstrap
$21.60
In Stock

FN FNS / FNX / FNP Extractor Plunger, Black
$5.00
Sold Out

FN FNX/FNS/FNP Extractor Spring
$5.00
In Stock

FN FNS / FNX / FNP / 509 / 510 / 545 Magazine Catch Spring
$4.99
In Stock

Red Optic, Five Piece, Front Sight Set
$10.49
Sold Out