The SIG Sauer MCX is a semi-automatic .300 Blackout pistol configured with a 9-inch barrel and Black finish. Its gas-piston operating system supports reliable performance, while the ambidextrous manual safety provides convenient control for right- or left-handed users. A full-length top rail makes the platform optic ready, and the threaded barrel supports compatible muzzle devices and suppressors. The pistol accepts 30-round magazines and is supplied without factory sights.

Key features

• 9-inch barrel chambered in .300 Blackout for a compact, versatile pistol configuration
• Ambidextrous manual safety supports intuitive handling from either side
• Full-length top rail provides a secure mounting surface for a compatible optic
• Factory-threaded barrel accommodates compatible muzzle devices and suppressors
• 30-round magazine capacity supports extended shooting sessions
• Polymer grip offers a durable, controllable interface

The SIG Sauer MCX combines a compact 9-inch configuration with .300 Blackout capability and flexible accessory mounting for range and defensive applications.