FN 545 MRD .45 ACP

The FN 545 MRD is a full-size .45 ACP semi-automatic pistol designed for range use, duty carry, and personal defense. It provides an optics-ready platform with enhanced ergonomics and controls suited to shooters seeking a robust large-frame pistol.

Built on a polymer frame with a machined steel slide, the 545 MRD balances durability and controllability. The slide is cut to accept MRD-style optics and features front and rear serrations and a target-crowned 4.1-inch cold hammer-forged barrel. Ambidextrous controls and interchangeable backstraps allow the pistol to be tailored to different shooters and hand sizes.

Key Specifications

• The caliber is .45 ACP.
• The action is Semi-Auto.
• The barrel length is 4.1 inches.
• The overall length is 7.7 inches.
• The weight is 30 ounces.
• The frame material is polymer.
• The slide is machined steel with MRD optic cut and serrations.
• The optic footprint is multiple.
• The sights are co-witness height fixed steel sights.
• The number of magazines included is 2.

State Restrictions: This firearm is not available for sale in California. It is not available for direct ship to Washington or Rhode Island.

The FN 545 MRD combines .45 ACP performance with an MRD-ready slide and user-focused ergonomics. Buy the FN 545 MRD .45 ACP online today for a dependable full-size platform suitable for range, duty, and personal-defense applications.