Sig Sauer P365 FUSE 9mm 4.3-Inch ROMEO-X Optic

Description

The Sig Sauer P365 FUSE is a semi-automatic 9mm handgun with a striker-fired action, 4.3-inch barrel, and Romeo-X SIG-LOC optic. Its listed configuration combines a polymer LXG grip module with a serrated slide and fiber-optic front sight. The setup suits range use and other applications where an optic-equipped handgun fits the role.

Key Specifications

• The handgun is chambered in 9mm, identifying its cartridge configuration.
• The barrel measures 4.3 inches, providing the stated barrel dimension for this handgun.
• The P365 FUSE uses a striker-fired action, defining its operating system.
• The front sight is a fiber-optic sight, paired with a fixed black serrated rear sight.
• The pistol includes a Romeo-X SIG-LOC optic, giving the configuration an installed sighting optic.
• The grip module is made from black LXG polymer and includes a 1913 accessory rail.
• The barrel is identified as carbon steel with a DLC finish, specifying its listed construction and surface treatment.
• The slide is serrated and optic-ready, documenting the slide configuration.

The polymer LXG grip module provides the listed frame interface, while the 1913 accessory rail supports compatible accessories. The carbon steel barrel and DLC finish are specified components of the build. We stock this configuration for shooters who want a factory-equipped optic paired with a fiber-optic front sight. The Sig Sauer P365 FUSE keeps those design choices together in one handgun.