The FN 510 Tactical carries 10+1 rounds of 10mm Auto at the ready, giving you the stopping power you need to face any scenario. Made red dot-ready with a crisp trigger, polished feed ramp and chamber, threaded .578"x28 to mount compensators and suppressors, Tritium lamp steel dovetail sights, co-witness with most MRD optics, high-endurance conical striker, interchangeable backstraps, MIL-STD-1913 rail, fully ambidextrous slide stop lever and magazine release. Includes two interchangeable backstraps, two magazines, four MRD mounting plates, owners manual, locking device and zippered case.