The new FN 309 MRD is designed for reliable, everyday personal defense performance. Every design choice is purposeful, offering effortless slide racking force and easy loading magazines; a crisp, light trigger courtesy of the internal hammer-fired operation; and multiple internal safeties, including no trigger pull takedown. This is peace-of-mind performance.Ships with 16- and 20-round magazines. Compatible with pistol red dot optics that share the Leupold DeltaPoint Pro or Shield RMS footprints.