ADVANTAGE. With the speed, accuracy, and reliability of the FNS™ Longslide, it's not even a contest. FN SCAR® Pistol FN SCAR® 15Pmsrp: $3,699.00Caliber: 5.56x45mm or .300 BLKOperation: Short-stroke gas pistonMag Capacity: 10 or 30 Rd. (5.56); 30 Rd. (.300 BLK)Weight: 5.65 lb.Barrel Length: 7.5" FN 509® Series FN 509 LS Edge®msrp: $1,629Caliber: 9mmOperation: Double-actionMag Capacity: 10 or 17 RdWeight: 31 oz.Barrel Length: 5" Pistols by SeriesFN Reflex® Series FN High Power™ Series FN 502™ Series FN 509® Series FN 510® Series FN 545® Series FNX™ Series FN Five-seveN® See All Pistols by UseConcealed Carry Home Defense Tactical