The FN 502 MRD is a semiautomatic .22 LR pistol designed for economical training and enjoyable range use. Based on the ergonomics of the FN 509, it features a target-grade fire control system, textured polymer grip frame, and ambidextrous controls for comfortable operation during extended shooting sessions. Its FN MRD optics mounting system allows a compatible red dot sight to be mounted directly to the slide, while the 4-inch barrel supports practical accuracy with a wide range of .22 LR ammunition.

Key features

• Optics-ready FN MRD slide supports direct mounting of compatible red dot sights
• Target-grade single-action-only fire control supports a crisp, consistent trigger press
• Ambidextrous manual safety and controls accommodate right- and left-handed users
• Textured polymer grip frame provides secure handling during high-volume training
• Compact 4-inch barrel and 22.5-ounce weight make the pistol easy to handle at the range
• 10+1 capacity provides useful ammunition reserve for training and recreational shooting

The FN 502 MRD combines affordable .22 LR shooting with FN 509-inspired ergonomics and modern optics capability for training and range sessions.