Description
The Fiocchi Field Dynamics line hits a sweet spot for hunters and regular range shooters. These 223 Remington rounds load 55-grain pointed soft point bullets in fresh brass cases primed with non-corrosive Boxer primers, giving you reliable performance whether you're zeroing optics or taking game.
What Makes Field Dynamics 223 PSP Stand Out
Fiocchi engineered this load specifically so you get tight, predictable point-of-impact without breaking the bank on practice ammo. The combination of quality components and controlled ballistics means you can shoot enough to know your rifle cold before the actual hunt. Customers consistently report the rounds shoot straight, feed reliably through both bolt guns and AR platforms, and deliver the accuracy you need at practical distances. The 55-grain soft point design fragments reliably on impact, making it effective on varmints and small game without excessive over-penetration.
Built for Both Practice and Purpose
Since 1872, Fiocchi has been making ammunition for hunters and military forces. These Field Dynamics rounds reflect that heritage with high-quality brass casings that are fully reloadable, letting you squeeze more value from each trip to the range. The boxes contain 50 rounds each, and they're commonly sold in 10-box cases if you want to stock up. Muzzle velocity runs around 3,230 fps, putting the rounds in a proven ballistic window that balances trajectory with energy delivery.
Who Uses This Ammo
Anyone running a 223 or 5.56 NATO chamber will find these rounds reliable. AR-15 owners, Mini-14 shooters, and bolt gun hunters all speak the same language with Field Dynamics. The rounds work equally well for sighting in an optic before the season or for actual field use on predators and medium-sized game when properly placed. The brass cases take a standard reloading press, so if you're into hand loading, these offer good raw material for custom loads later.
Key Specifications
- Caliber: .223 Remington
- Bullet Weight: 55 grains
- Bullet Type: Pointed Soft Point (PSP)
- Muzzle Velocity: 3,230 ft/s
- Ballistic Coefficient: 0.235
- Rounds per Box: 50
- Case Type: Brass
- Primer: Boxer (Non-Corrosive)
- Reloadable: Yes
- Manufacturer: Fiocchi
- Model: Field Dynamics
- MPN: 223B50
- UPC: 762344712079
- Application: Hunting, Varmint, Target Practice
What’s Included
- 50 rounds of 223 Remington 55gr PSP ammunition
- Fiocchi Field Dynamics rifle cartridges
Frequently Asked Questions
Will Field Dynamics 223 ammo work in my AR-15?
Yes, absolutely. These rounds are chambered in .223 Remington and function reliably in AR-15s, AR-10s, and any rifle marked for .223 or 5.56 NATO. Keep in mind that .223 ammo should only be fired in firearms specifically chambered for .223—not the other way around with NATO spec chambers.
Are the brass cases reloadable?
Yes. Fiocchi uses quality new-manufacture brass with Boxer primers, which means you can reload these cases with standard equipment. That makes them economical for high-volume shooters and handloaders who want to maximize their investment in ammo.
Is the Fiocchi 55gr soft point load good for hunting?
The 55-grain PSP design is proven on varmints and small game. The soft point fragments on impact, delivering reliable terminal performance at practical hunting ranges. For medium game like coyotes and hogs, customers report solid results when shots are well placed. This load has a track record for accuracy and consistent function.
What's the difference between Field Dynamics and other Fiocchi lines?
Field Dynamics is Fiocchi's hunting-focused line, built with tight tolerances and quality components to deliver reliable point-of-impact for both sighting-in and actual field use. It sits between their budget training ammo and premium match loads—designed to give you enough ammo to practice without sacrificing performance when it matters.








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