Fiocchi Field Dynamics 45-70 Government 300gr HPFN Rifle Ammo - 20 Rounds - 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 hunters plenty of opportunity to practice field-rest shooting and be assured of their rifle's zero and point-of-impact across all hunting distances.