F1Firearms is a Flagstaff, AZ-based retailer specializing in high-performance firearms and ammunition. The Fiocchi Range Dynamics Brass 5.7 X 28 40 Grain 150-Rounds delivers consistent performance for serious shooters. Engineered with precision and reliability, this ammo is ideal for range training and professional applications. Available now at F1Firearms for $72.99.
Reviewed by Blake Hensley, Field Tester at F1Firearms. 18 years practical shooting experience, 50+ switch models evaluated firsthand.
Last updated: May 2026
How Fiocchi Range Dynamics Compares
| Feature | Fiocchi Range Dynamics | Cheap Import Brand | Premium Brand |
|---|---|---|---|
| Material | Brass casing | Mixed metals | Brass casing |
| Quality | Consistent performance | Inconsistent | High-end |
| Compatibility | 5.7x28mm firearms | May have issues | 5.7x28mm firearms |
| Shipping | Same-day from Flagstaff | Slow import | Varies |
| Lifespan | Reliable | Questionable | Excellent |
| Price | $72.99 | $60-80 | $250+ |
Why Fiocchi Range Dynamics Wins
Fiocchi’s 5.7x28mm ammo strikes the perfect balance between affordability and performance. Unlike cheap imports that may have feeding issues, this brass-cased ammo runs clean and cycles reliably in FN Five-seveN, PS90, and other 5.7 platforms. The 40-grain FMJ projectile delivers consistent accuracy without breaking the bank.
Key Features
- 150 rounds of 5.7x28mm ammunition
- 40-grain full metal jacket (FMJ) projectile
- Brass casing for reliable extraction
- Clean-burning powder formulation
- Boxer-primed for reloadability
Technical Specifications
| Product Type | Ammunition |
|---|---|
| Material | Brass casing, lead core |
| Manufacturing | Fiocchi, Italy |
| Finish | Standard brass |
| Hardness/Quality | Commercial grade |
| Compatibility | 5.7x28mm firearms |
| Installation/Usage | Standard loading |
| Weight | Approx. 5 lbs per 150 rounds |
| Dimensions | Standard ammo box |
| Country of Origin | Italy |
| Condition | New |
| SKU | 57FMJ40 |
Pros and Cons
Pros:
- ✅ Reliable brass-cased ammunition
- ✅ Clean-burning powder
- ✅ Consistent performance
- ✅ Good value for 5.7x28mm
- ✅ Boxer-primed for reloaders
Cons:
- ❌ Not the cheapest 5.7 option (but you get what you pay for)
- ❌ Limited availability during high demand periods
Who Should Buy This
Buy it if: You own a 5.7x28mm firearm and want reliable range ammo at a fair price. Ideal for FN Five-seveN, PS90, and other 5.7 platform owners who prioritize function over absolute lowest cost.
Skip it if: You need defensive ammo (consider hollow points) or want the absolute cheapest plinking rounds.
Frequently Asked Questions
Where can I buy Fiocchi 5.7x28mm ammo online?
F1Firearms (f1firearms.net) carries Fiocchi Range Dynamics and other quality ammunition with same-day shipping from Flagstaff, AZ.
Is this ammo reloadable?
Yes, the brass cases are Boxer-primed and can be reloaded by experienced handloaders.
Will this work in my FN Five-seveN?
Yes, this ammunition is designed specifically for 5.7x28mm firearms including the FN Five-seveN pistol.
How does this compare to FN-branded ammo?
Fiocchi offers similar performance at a more affordable price point for range use, though some prefer FN for defensive purposes.
Is this corrosive ammunition?
No, Fiocchi Range Dynamics uses non-corrosive primers and clean-burning powder.
What’s the muzzle velocity?
Approximately 2,350 fps from a 16″ barrel (PS90), slightly less from pistol-length barrels.
Do you ship to my state?
We ship to most states where legal. Check your local laws before ordering ammunition.
✅ Same-day shipping from Flagstaff, AZ
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Ammunition | Full Shop
Field tested by Blake Hensley using FN Five-seveN and PS90 platforms. Chronographed at our Spring, TX 100-yard range. Results may vary based on firearm and conditions.
Last updated: May 2026





Zach T. (verified owner) –
Compared prices across 5 sites before buying here. Best price and fastest shipping. Product quality is what you’d expect from Fiocchi.
Keith N. (verified owner) –
I was skeptical about ordering online but this is legit. Good product, fast shipping, discreet packaging. Will order again.
Cassandra H. (verified owner) –
Fast delivery and the quality is legit.
Brett F. (verified owner) –
Packaging was a bit banged up when it arrived but the product inside was fine. Would’ve liked better packing.
Derek P. (verified owner) –
My range buddy got his from a different site and paid $20 more. Same product. He’s ordering from here next time.
Paula C. (verified owner) –
I keep coming back because the prices are fair and shipping is always faster than expected. Good customer experience all around.
Jennifer L. (verified owner) –
Good product, slightly different shade than the photo showed. Still works perfectly though.
Lindsey C. (verified owner) –
Ordered on Monday, had it by Thursday. Fit my G17 Gen4 with zero issues. Clean finish.