FN America Self Defense, 5.7x28mm, 27 Grain, Lead Free, Hollow Point, 50 Round Box 10700012 10700013

The FN-designed 5.7x28mm caliber standardized in 2020 by NATO was originally designed in the late 1980s for use with the military issued FN P90® and FN Five-seveN® pistol. With three decades of trusted use the FN 5.7x28mm drastically improves range accuracy and terminal performance from small arms with the hyper velocity bottleneck pistol cartridge.