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.


FNH FNX Aggressive Cut Curved Black Backstrap
$21.60
In Stock

FNH FNX Aggressive Cut Straight Black Backstrap
$21.60
In Stock

FNH FNX Standard Cut Straight Black Backstrap
$21.60
In Stock

FNH FNX / FNS 9MM Silver Barrel
$72.45
Sold Out

FNH FNX / FNS 9MM Black Barrel
$72.45
Sold Out

FNH FNX / FNS 40 S&W Silver Barrel
$72.45
In Stock

FNH FNX / FNS 40 S&W Black Barrel
$72.45
In Stock

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

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

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

FN FNS / FNX / FNP Extractor Plunger, Black
$5.00
In Stock