Last reviewed: 2026-04-17 by Jake Terry, FFL07/SOT3, NRA-certified firearms instructor.
Federal Fusion 50 Action Express ammo pairs a 300-grain jacketed hollow point with electrochemically bonded core construction — a process that fuses lead to copper at the molecular level. The result: controlled expansion and near-100% weight retention on medium to large game at handgun distances. Built for the Desert Eagle and similar platforms, this load balances terminal performance with manageable recoil, putting follow-up shots back on target without punishing the shooter. Federal engineers skived the bullet tip through a proprietary process that initiates expansion on impact while the bonded core holds together through hide, muscle, and bone. Twenty rounds per box ship in reloadable brass cases with non-corrosive Boxer primers. Federal Premium manufactures this ammunition in Anoka, Minnesota, using U.S.-sourced components.
Load Profile
The 300-grain JHP achieves moderate velocity optimized for short-range hunting scenarios where the 50 AE excels — inside 50 yards on whitetail-sized targets. Bonded-core technology prevents the jacket from peeling back under hydraulic pressure, directing energy into the wound channel rather than fragmenting into surface tissue. Brass cases measure to SAAMI spec and headstamp with Federal’s lot codes for traceability.
Specs at a Glance

| Spec | Value |
|---|---|
| Caliber | 50 Action Express |
| Bullet weight | 300 grains |
| Bullet type | Jacketed Hollow Point (bonded core) |
| Rounds/box | 20 |
| Case | Brass |
| Primer | Boxer |
| Corrosive | No |
| Reloadable | Yes |
| Lead Free | No |
| Intended use | Hunting |
| Manufacturer | Federal Premium (Anoka, MN) |
Reloaders recover cases after firing; Boxer primers punch out cleanly with a decapping rod. Store ammunition in a cool, dry location away from heat sources and humidity. Review our full selection of 50 AE ammo for additional loads and bullet weights.
Safe Handling & Compliance
Federal law requires purchasers to be at least 18 years old for rifle and shotgun ammunition, and at least 21 for handgun ammunition. Ammunition cannot be shipped to certain states, counties, and cities — review our ammunition shipping restrictions before ordering. Store ammunition in a cool, dry location away from heat sources and out of reach of unauthorized users.
- Treat every firearm as if it were loaded; keep the muzzle pointed in a safe direction at all times.
- Verify current federal, state, and local laws governing ammunition purchase, possession, and transport in your jurisdiction.
- This ammunition contains lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm (Prop 65). Wash hands after handling; do not eat, drink, or smoke while shooting.





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