Sig Sauer P365 Fuse 9mm 4.3″ Romeo‑X 2×21/1×17
Specs at a glance
About this product
The SIG Sauer P365 Fuse is a compact, optic-ready 9mm handgun that pairs a 4.3" barrel with a slim LXG grip module designed for concealment and controllability. It is configured with an optic footprint for the Romeo‑X and ships with a fiber-optic front sight and serrated rear sight. The package includes multiple magazines to provide extended capacity while maintaining a narrow grip profile.
Key Specifications
- The action is Striker Fired.
- The caliber is 9mm.
- The barrel measures 4.30 inches.
- Includes two 21‑round and one 17‑round steel magazines.
- The slide is serrated and optic-ready (Romeo‑X footprint).
- The grip module is Black LXG polymer with removable magwell and interchangeable backstraps.
- Sights include a fiber-optic front and black serrated rear.
- Electro-optic installation is installed/optic-ready (Romeo‑X).
- The overall length is 7.2 inches.
- The unloaded weight is approximately 1.55 lbs.
The P365 Fuse is aimed at shooters who want a compact carry platform with full-size features: optic compatibility, a longer sight radius than many compacts, and extended-capacity magazines that retain a slim grip profile. Its LXG grip module and accessory rail make it versatile for everyday carry or range use while preserving straightforward, duty-style controls and a striker-fired trigger system.
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