Bertram 500/465 Nitro Express Brass
Bertram
$647.90
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Bertram
Bertram 500/465 Nitro Express Brass
Quick Facts
| Manufacturer | Bertram |
| Cartridge | .500/.465 Nitro Express |
| Product | New, unprimed brass cartridge cases |
| Case type | Rimmed, bottleneck |
| Primary role | Classic dangerous-game cartridge for double rifles |
| Compatibility status | Historic proprietary Holland & Holland cartridge; match the exact chamber and projectile diameter |
| Country of manufacture | Australia |
| U.S. distributor | Desert Tech Munitions |
Important: This listing is for new, unprimed brass cartridge cases only. It is not loaded ammunition and contains no primer, powder, or projectile.
Why Choose Bertram .500/.465 Nitro Express Brass?
- New-production brass for a rare safari or classic sporting cartridge
- Correctly headstamped for identification and load records
- Manufactured by Bertram in Australia
- Imported and supported in the United States by Desert Tech Munitions
Cartridge History
The .500/.465 Nitro Express was developed by Holland & Holland and introduced during the early twentieth century. The cartridge uses a .500-class parent case necked to the proprietary .465 bore and became one of Holland & Holland's signature double-rifle chamberings.
Rifles and Platforms
- Holland & Holland double rifles chambered for .500/.465 Nitro Express
- Other bespoke double rifles built and regulated for the exact cartridge
Compatibility warning: Historic proprietary Holland & Holland cartridge; match the exact chamber and projectile diameter Similar names, shared parent cases, or matching caliber alone do not establish interchangeability.
Did You Know?
British cartridge names commonly list the parent-case class first and the projectile or bore designation second; .500/.465 follows that convention.
Product and Reference Specifications
| Manufacturer | Bertram |
| Condition | New |
| Primed | No |
| Material | Cartridge brass |
| Case type | Rimmed, bottleneck |
| Compatibility note | Historic proprietary Holland & Holland cartridge; match the exact chamber and projectile diameter |
| Country of manufacture | Australia |
Case Preparation Before Loading
- Inspect every case before use
- Check the mouth, body, primer pocket, and flash hole
- Size, expand, chamfer, deburr, and measure as appropriate
- For proprietary or custom cartridges, use the exact rifle builder's dies, chamber data, and approved loading guidance
Availability & Production
Bertram manufactures many safari and classic sporting cases in scheduled production runs. Desert Tech Munitions maintains U.S. inventory when available and supports qualified dealer and OEM buyers.
Why Buy from Desert Tech Munitions?
- Authorized U.S. Bertram distributor
- U.S. inventory and domestic shipping when available
- Direct working relationship with Bertram
- Dealer and OEM programs for qualified buyers
Frequently Asked Questions
Is this loaded ammunition?
No. This listing is for new, unprimed brass cartridge cases only.
Will it fit a rifle with a similar caliber name?
Not necessarily. Verify the complete chamber designation, bore, dies, and rifle before ordering.
Should new cases be sized before loading?
Inspect every case. Sizing or expanding may be appropriate for the firearm, chamber, projectile, and loading tools.
Classic Safari & Dangerous Game Collection
Select any cartridge below to view its brass, pricing, and availability.
Magazine & Heavy Bolt-Action Cartridges
Nitro Express & Break-Action Cartridges
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