Retumbo Powder
Hodgdon Retumbo Smokeless Gun Powder
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Hodgdon Retumbo Smokeless Gun Powder


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Ultimate Guide to Retumbo Powder: The Shooter’s Choice for Big Game

When it comes to precision shooting and big game hunting, the choice of gunpowder is crucial. Retumbo Powder, specifically Hodgdon’s Retumbo, has become a staple for reloaders and hunters aiming for high performance. This in-depth guide explores everything you need to know about Retumbo Powder, from its unique characteristics to its availability and best uses.

What is Retumbo Powder?

Retumbo Powder a magnum rifle powder designed for large overbored cartridges like the 30-378 Weatherby Magnum, 7mm Remington Ultra Magnum, and the 300 Remington Ultra Magnum. Developed by Hodgdon, one of the leading gunpowder manufacturers, Retumbo Powder is known for enabling shooters to achieve high velocities, in the range of 40-100 fps, depending on the cartridge. Specifically formulated to provide maximum velocity and energy transfer, making it an ideal choice for big game hunting.

Hodgdon’s own page (Hodgdon Retumbo) offers comprehensive details about this powerful powder.

Retumbo Powder

Why Choose Retumbo Powder?

The choice of Retumbo Powder for reloading is driven by its exceptional performance in large overbored cartridges. Here are some key reasons why it stands out:

  • Versatility: While ideal for the likes of 30-378 Weatherby and 300 Remington Ultra Magnum, it’s also incredibly effective in various other magnum cartridges.
  • Consistency: Retumbo Powder provides consistent shot-to-shot velocities, a critical factor for precision shooting.
  • Temperature Stability: Its performance is less affected by temperature changes than many other powders, ensuring reliability across different shooting conditions.

Types and Availability

Finding Retumbo Powder in stock can sometimes be a challenge, given its popularity among reloaders and hunters. Here are some places to check:

  • Online retailers like Powder Valley often list Retumbo Powder for sale, including both 1lb and 8lb options.
  • Local gun shops and sporting goods stores may have occasional stock, so it’s worth giving them a call.

Prices can vary, so comparing options between sites like Bobcat Armament and manufacturers’ sites like Hodgdon’s can help you find the best deal.

Applications in Shooting and Hunting

Retumbo Powder shines when used in the right calibers for big game hunting. The 30-378 Weatherby Magnum, for instance, benefits significantly from Retumbo’s ability to push heavy bullets at high speeds, providing the energy needed to take down large game at long distances. Reloading enthusiasts will find that Retumbo allows for fine-tuning loads to achieve maximum accuracy and performance.

Safety and proper handling are paramount when working with Retumbo Gunpowder. Always follow recommended practices for storage, keeping the powder in a cool, dry place away from heat sources and potential ignition points.

Shooting and Hunting


When will Retumbo Powder be available? Availability can fluctuate, so it’s best to check regularly with trusted retailers like Bobcat Armament and Hodgdon’s official site.

Where to find Retumbo Powder? In addition to online options, local hunting and sporting goods stores may carry it. Websites like Lucky Gunner also list alternative powders if Retumbo is out of stock.

What is Retumbo Powder good for? It’s specifically designed for large overbored cartridges, making it ideal for big game hunting where maximum velocity and energy are needed.

For those looking to explore other reloading options, consider powders like HS6 or Winchester 748.


Choosing the right gunpowder is crucial for achieving the best performance in shooting and hunting. Retumbo Powder stands out for its high velocity, consistency, and versatility, making it a favorite among precision shooters and big game hunters alike. While finding it in stock can be challenging, the effort is well worth it for the enhanced performance it brings to your reloading bench. Whether you’re targeting a trophy elk with a 300 Remington Ultra Magnum or competing in long-range shooting events, Retumbo Powder provides the reliability and performance you need to succeed.

Additional information


1 Pound, 8 Pound


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