The FN 545 MRD is a full-size .45 ACP pistol designed to combine substantial defensive performance with controllable handling. Its polymer frame uses enhanced grip texturing and interchangeable backstraps to help users achieve a secure, comfortable fit while managing recoil. The cold hammer-forged, target-crowned barrel measures 4.1 inches and features a polished feed ramp and chamber for reliable feeding. A precision-tuned striker-fired trigger provides a clean break, while the slide includes front and rear cocking serrations, a loaded chamber indicator, and a low-profile optics mounting system. Driftable steel sights are positioned to co-witness with compatible MRD optics, and the frame includes a MIL-STD-1913 rail for accessories. Fully ambidextrous slide stop and magazine release controls support versatile operation, and the package includes two 15-round magazines.

Key features

• 15+1 capacity in .45 ACP for substantial on-board firepower
• Factory optics-ready slide accepts compatible red dot sights without gunsmithing
• Cold hammer-forged 4.1-inch barrel with target crown supports enduring accuracy
• Enhanced textured grip frame and interchangeable backstraps improve control and fit
• Precision-tuned striker-fired trigger delivers a clean break at approximately 6 pounds
• Driftable steel sights co-witness with compatible MRD optics and provide a dependable backup sighting system

The FN 545 MRD provides a robust full-size platform with optics-ready capability, controllable ergonomics, and .45 ACP performance.