Description

The Sig Sauer M18 CSS is a compact, service-oriented 9mm pistol built on the P320 platform with a 3.9″ barrel and Coyote PVD slide and frame finish. It ships optic-ready with a Deltapoint Pro / Romeo-M17 footprint and comes fitted with SIGLITE front sight and a removable night-sight rear plate. The M18 balances carry-oriented dimensions with a stainless steel construction and a coyote grip module for consistent handling.

Key Specifications

• The caliber is 9mm.
• The barrel length is 3.9 inches.
• The slide finish is Coyote PVD.
• The frame material is Stainless Steel.
• The grip material is Aluminum.
• The action is Semi-Auto.
• The trigger is Striker Fired with a curved trigger.
• The pistol is Optic-ready (Deltapoint Pro / Romeo-M17 footprint).
• The sights are SIGLITE front and removable night-sight rear plate.
• The overall length is 7.25 inches.

The M18 CSS suits shooters who want a compact, duty-style 9mm with modern optic compatibility and night-sight capability. Its carry-oriented size, stainless construction and familiar P320 controls make it well suited for everyday carry configurations, range work, and users who prefer an optic-ready platform with service-grade finishes and ergonomics.