Massachusetts Approved Firearms Roster: FN FNX
The Massachusetts approved firearms rosters list 12 versions of the FN FNX. Each line below is shown as the roster prints it.
Checked against the current official editions: Approved Handgun Roster, October 2026, Formal Target Shooting Firearms Roster, April 2026, Olympic Competition Firearms Roster, May 2018
| Version as listed | Caliber | Action | Roster | UPC |
|---|---|---|---|---|
| FNX-40 | .40 S&W | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-40 MS BK/BK-FT-S | .40 S&W | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-40 MS BK/WT-FT-S | .40 S&W | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 BK/BK DS | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 BK/WT DS | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 FDE/BK DS | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 Tactical | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 Tactical BK/BK | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-45 Tactical FDE/FDE NS | .45 ACP | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-9 | 9mm | Semi-Automatic Pistol | Approved Handgun Roster | |
| FNX-9 MS BK/WT-FT-S | 9mm | Semi-Automatic Pistol | Approved Handgun Roster |
Specifications of the FNX-45
- Caliber
- .45 ACP
- Action
- Double-action/Single-action
- Weight
- 33.2 oz
- Barrel length
- 4.5″
- Overall length
- 7.9″
- Height
- 6.3 in
- Width
- 1.58 in
From the maker's page listed under Sources, checked October 28, 2026. Versions on the roster can differ in barrel length, sights and finish.
About the FN FNX
The FNX-45 is a double-action/single-action pistol chambered in .45 ACP with a 4.5 inch barrel.