Sig Sauer P365 Fuse Handgun 9mm Luger 21(2)&17(1)rd Magazines 4.3″ Barrel LXG Front Romeo-X Optic
$1,149.99
The Sig Sauer P365 Fuse is a micro-compact 9mm Luger handgun designed for concealed carry, featuring a 21+1 magazine capacity and an optic-ready slide for improved accuracy and control. With a 4.3″ barrel and a grip module just 1″ wide, it combines full-size capability with exceptional versatility.
20 in stock
Full-size capability and micro-compact concealment combine with the all-new FUSE from SIG SAUER. Its 21+1 capacity meets a razor-thin 1” wide grip module for unmatched versatility and shootability. FUSE delivers the accuracy and grit of a full-size pistol with its 6 7/8” optic-ready slide longer than any compact in its class for improved sight radius and enhanced control. Equipped with a fiber optic front sight and a 4.3” barrel FUSE provides improved ballistic performance from today’s defensive ammunition for faster velocities and maximum expansion on target.
All the benefits of a full-size pistol fused with the concealability of a compact. Built from the roots of the P365 a true crossover carry has arrived.
The Ultimate Fusion of Capability and Concealment. FUSE by SIG SAUER.
- (2) 21-Round (1) 17-Round Steel Magazines
- Aggressive Serrated slide and optic ready
- 4.3” Carbon Steel Barrel With DLC Finish
- Polymer LXG Grip Module With Laser Engraved Texture 1913 Accessory Rail and
Removable Magwell - Interchangeable Small Medium and Large Backstrap Included
- Nickel-Plated Flat-Faced Trigger
- Fiber-Optic Front Sight With Black Serrated Rear Sight
| Weight | 3.500 lbs |
|---|---|
| Dimensions | 13.250 × 9.750 × 2.500 in |
| Manufacturer | Sig Sauer |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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