The Five-seveN MK3 MRD is the current-generation optics-ready Five-seveN, featuring an integral optics rail on the slide for miniature red dot sights and an updated ambidextrous safety configuration. The MK3 designation marks the third major generation of the Five-seveN platform, maintaining the 5.7x28mm chambering while updating the pistol for modern accessory standards. Type: Pistol Action: Semi-Automatic Caliber: 5.7x28mm Capacity: 20 Year introduced: 2021, Belgium Weight: 23.2 oz Overall length: 8.2" Status: Active Military use: Yes Intended use: military, law_enforcement, special_operations, collector