Rost Martin RM1S Comp 9mm 3.6″ Optic-Ready Black

About this product

The Rost Martin RM1S Comp is a subcompact 9mm designed for discreet everyday carry and practical use. It pairs a crowned, hammer-forged 3.6-inch match barrel with an integrated compensator to help manage recoil and follow-up timing. The slide is optic-ready and comes with an RMR optics plate, while the compact frame includes interchangeable backstraps for a customizable fit. Controls and ergonomics are configured for rapid, repeatable operation in a small package.

Key Specifications

• The caliber is 9mm Luger.
• The barrel measures 3.6 inches and is described as a hammer-forged match barrel.
• The frame is finished in black polymer.
• The slide is integrated compensator, optic-ready, and serrated.
• An RMR optics plate is included with the optic-ready slide.
• The firearm weighs 19.76 oz with a flush magazine.
• The overall length is 6.72 inches.
• The height is 4.4 inches with a flush magazine.
• Grip options include interchangeable backstraps for hand-size customization.
• Sight set is listed as a black serrated rear and white-dot front.

Compact and purpose-built, the RM1S Comp brings modern features—compensation, an optic-ready slide, and a match-grade barrel—into a small footprint that suits everyday concealed carry and practical use. Its combination of ergonomic options and sighting readiness makes it a versatile choice for shooters who value a compact, feature-dense platform.

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