FN FNX-45

Parts listed here are designed for FN FNX-45 pistol models chambered in .45 ACP unless noted otherwise. MGW offers replacement magazines, slides, firing pins, sights, barrels, springs, pins and more for this handgun model. Outfit your FNX-45 with quality OEM and aftermarket parts and components to ensure reliable function with every trigger pull.

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 FNX/FNS/FNP/509/510/545 Firing Pin Block Spring

FN FNX/FNS/FNP/509/510/545 Firing Pin Block Spring

$5.00

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

In Stock

FNH FNP-45 / FNX-45 Left Front Rail
FNH FNP-45 / FNX-45 Front Right Rail

FNH FNP-45 / FNX-45 Front Right Rail

$32.00

Not Yet Rated

In Stock

FNH FNP-45 / FNX-45 Left Rear Rail

FNH FNP-45 / FNX-45 Left Rear Rail

$19.20

Not Yet Rated

In Stock

FNH FNP-45 / FNX-45 Right Rear Rail
FN FNP-45 / FNX-45 Unlock Block

FN FNP-45 / FNX-45 Unlock Block

$24.00

Not Yet Rated

In Stock

FNH FNP-45 / FNX-45 Slide Stop Lever

FNH FNP-45 / FNX-45 Slide Stop Lever

$26.80

Not Yet Rated

In Stock

FN FNX-45 Fire Control Assembly Kit, Manual Safety

FN FNX-45 Fire Control Assembly Kit, Manual Safety

$87.40

4
Ratings Snapshot
4.5
out of 5
Would recommend this product.

Sold Out

Notify Me When Available

FNH FNP-45 / FNX-45 Curved Flat Dark Earth Standard Cut Backstrap

FNH FNP-45 / FNX-45 Curved Flat Dark Earth Standard Cut Backstrap

$21.60

Not Yet Rated

In Stock

FNH FNX Standard Cut Curved Black Backstrap

FNH FNX Standard Cut Curved Black Backstrap

$21.60

Not Yet Rated

In Stock

FNH FNP-45 / FNX-45 Standard Cut Straight Flat Dark Earth Backstrap

FNH FNP-45 / FNX-45 Standard Cut Straight Flat Dark Earth Backstrap

$21.60

1
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

FNH FNX Standard Cut Straight Black Backstrap

FNH FNX Standard Cut Straight Black Backstrap

$21.60

5
Ratings Snapshot
4.6
out of 5
Would recommend this product.

In Stock

FNH FNP-45 / FNX-45 Curved Aggressive Flat Dark Earth Backstrap

FNH FNP-45 / FNX-45 Curved Aggressive Flat Dark Earth Backstrap

$21.60

1
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock