Belgium-based FN Herstal, one of the world’s leading designers and manufacturers of small caliber weapons and ammunition, and integrated weapon systems, is proud to announce that the FN®-designed 5.7x28mm caliber was recently recognized as a NATO caliber with the NATO STANAG 4509 (standardization agreement). FN HERSTAL, THE ORIGINAL DESIGNER OF THE 5.7X28MM CALIBER FN Herstal … Continue reading 5.7X28MM