When the moment of truth is at hand, you want the utmost confidence in yourself and your gear. Fiocchi’s Field Dynamics line of centerfire rifle cartridges can be relied on when game is in your crosshairs. . 223 FIOCCHI 55gr FMJ BT 3240 FPS 50rd .Field Dynamics ammunition is comprised of high-quality components to ensure repeatable point-of-impact and optimal terminal performance from a pointed soft-point projectile. Priced to give plenty of opportunity to practice field-rest shooting and be assured of their rifle’s zero and point-of-impact across all hunting distances, Field Dynamics cartridges are offered in the most popular small-, mid-, and large-game calibers and bullet weights to ensure the ideal load for their rifle and for their specific hunting needs.223 FIOCCHI 55gr FMJ BT 3240 FPS 50rd.