Rost Martin RM1F Tactical 9mm 4.5″ Threaded Barrel

About this product

The Rost Martin RM1F Tactical is a 9mm full-size handgun built for modularity and practical use. It pairs a 4.50-inch threaded barrel with an optics-ready, serrated slide to accommodate modern sighting options and muzzle devices. The firearm uses a black polymer frame with an integral Picatinny accessory rail and includes interchangeable backstraps for a customizable grip. Controls are configured for ambidextrous operation to suit a range of shooters and carry styles.

Key Specifications

• Chambered in 9mm for common defensive and range ammunition.
• The barrel measures 4.50 inches and is threaded for muzzle devices or suppressors.
• The barrel is threaded to accept compatible muzzle attachments.
• Equipped with an optic-ready, serrated slide for mounting red-dot sights.
• Built on a polymer frame with a Picatinny rail for lights and accessories.
• Finished in matte black for a low-reflective appearance.
• Includes interchangeable backstraps to tailor grip fit and ergonomics.
• Configured as a full size pistol for stable handling and sight radius.

With its thread-ready barrel and optics-capable slide, the RM1F Tactical is designed for users who value modular features and straightforward performance. The combination of a polymer chassis, customizable ergonomics, and accessory-ready controls makes it suitable for range use, duty applications, or everyday defensive readiness. Balanced handling and modern compatibility allow the platform to be adapted to the shooter’s preferred setup.