The FN 545 MRD Comp is a striker-fired, semi-automatic pistol chambered in .45 ACP designed for controlled shooting and practical use. This example ships with two 15-round magazines and a Flat Dark Earth finish on polymer frame and slide. The slide is cut to accept miniature red dot optics using FN’s low-profile MRD mounting system and includes multiple adapter plates. Ergonomic features include interchangeable backstraps and an optic-co-witnessing iron sight setup.
Key Specifications
- Caliber: .45 ACP.
- Magazine capacity: 15 rounds.
- Magazines included: 2.
- Action type: Striker-fired semi-automatic.
- Barrel type: Compensated.
- Frame material: Polymer.
- Finish: Flat Dark Earth.
- Weight: 30 oz.
- Optic interface: MRD/optic-ready with multiple mounting plates.
- Sights: Fixed night-capable iron sights that co-witness with an installed red dot.
Well-equipped for practical range work and duty-style carry, the 545 MRD Comp balances cartridge power with design features that support fast follow-up shots and optic integration. Its compensated barrel, optic-ready slide, and included magazines and mounting hardware make it a straightforward option for shooters who value modularity, ergonomics, and proven FN engineering.
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