SIG Sauer P365-FUSE – 9mm, 4.3", Black Fiber Optic, Manual Safety (365XF-9-BFO-MS)
The P365-FUSE is SIG’s long-slide crossover P365: a 4.3-inch carbon steel barrel with DLC finish, an aggressive-serrated optic-ready Nitron stainless slide, fiber-optic front with black serrated rear, and an LXG laser-engraved polymer grip with removable magwell and M1913 rail. This SKU is the black fiber-optic configuration with manual safety, shipping with (2) 21-round and (1) 17-round steel magazines. Overall length 7.2 inches, width 1.1 inches, height 5.1 inches, weight approximately 23.1 ounces. This listing is for the black FO + manual-safety configuration only. Part 365XF-9-BFO-MS, UPC 798681739233.
This listing is for 365XF-9-BFO-MS only.
4.3" Barrel and Optic-Ready Slide
The 4.3-inch barrel is the long end of the P365 family for velocity and sight radius. The stainless slide wears Nitron, aggressive serrations, and an optic cut on the SIG-LOC Compact / Shield RMSc-class footprint — no optic installed on this SKU.
LXG Grip, Magwell, and Controls
- LXG polymer grip module with laser-engraved texture
- Removable magwell and M1913 accessory rail
- Interchangeable S / M / L backstraps
- Nickel-plated flat-faced striker trigger
- Manual safety on this MS SKU
Sights and Magazines
Fiber-optic front with black serrated rear. Magazines included: two 21-round and one 17-round steel. Capacity with a 21-round magazine is 21+1.
SIG Sauer P365-FUSE Specifications
| Manufacturer | SIG Sauer |
| Model | P365-FUSE, black fiber optic, manual safety |
| Part Number | 365XF-9-BFO-MS |
| UPC | 798681739233 |
| Cartridge | 9mm Luger |
| Action | Semi-automatic, striker fired |
| Barrel Length | 4.3" |
| Barrel Material / Finish | Carbon steel, DLC |
| Capacity | 21+1 |
| Magazines Included | (2) 21-round and (1) 17-round steel |
| Overall Length | 7.2" |
| Height | 5.1" |
| Width | 1.1" |
| Weight | Approximately 23.1 ounces |
| Sight Radius | 6.0" |
| Sights | Fiber-optic front, black serrated rear |
| Optic Mounting | SIG-LOC Compact / Shield RMSc class; no optic installed |
| Slide | Stainless, Nitron, optic-ready, serrated |
| Grip Module | LXG polymer, black; removable magwell; S/M/L backstraps |
| Accessory Rail | M1913 |
| Trigger | Nickel-plated flat face |
| Safety | Manual safety |
Frequently Asked Questions
Does 365XF-9-BFO-MS have a manual safety?
Yes. The -MS suffix on this part denotes the manual-safety configuration.
What magazines ship with it?
Two 21-round and one 17-round steel magazine.
Is an optic included?
No. The slide is optic-ready; no electro-optic is installed on this SKU.
What sight setup is on this black FO model?
Fiber-optic front and black serrated rear.
Internal Reference:
365XF-9-BFO-MS
Barcode:
798681739233
| Brand: Sig Sauer |
| Model: P365, P365 Fuse |
| Caliber: 9mm |
| Capacity: 21 |
| Firearm Action: Semi-auto |
| Color: Black |
| Barrel Length: 4", 4" - 5" |
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This product may have shipping restrictions in some states.
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This item cannot be shipped to the following locations due to legal or carrier restrictions:
Restriction Details
This product cannot be sold or shipped to your location due to magazine capacity restrictions. Magazine capacity cannot exceed 10rd. If you believe this to be incorrect or if you're exempt from the restriction, please contact us at 636-791-1655.
Affected States/Territories (10):
Restriction Details
Colorado prohibits magazines with a capacity exceeding 15rd. If you believe this is in error or if you are exempt from the restriction, please contact us at 636-791-1655.
Affected States/Territories (1):
Restriction Details
Vermont restricts handgun magazine capacity to 15rd. This exceeds the state's restricted capacity. If you believe this is in error or if you are exempt from the restriction, please contact us at 636-791-1655.
Vermont restricts rifle magazine capacity to 10rd. This exceeds the state's restricted capacity. If you believe this is in error or if you are exempt from the restriction, please contact us at 636-791-1655.