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HODGDON RET1 RETUMBO 1 LB.
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
$62.99
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SKU: RET1-039288506010
Overview
Designed for reloaders working with very large, overbored magnum cartridges, this extruded powder is intended for applications such as the 7mm Remington Ultra Magnum, 300 Remington Ultra Magnum, and 30-378 Weatherby Magnum. It is presented as an Extreme Powder and is positioned for big game hunting across a wide range of conditions. The product is aimed at shooters who want a magnum powder option for these demanding cartridges, while following published load data from a reloading manual or powder manufacturer.
Why Hunters Choose the Hodgdon
Designed Expressly
For large overbored magnum cartridges
Suitable Cartridges
Like 7mm Remington Ultra Magnum
Listed As
Extreme Powder for big game
Intended Use
Under all types of conditions
Available 1
Lb. package for reloading applications
Key Features
- Magnum extruded powder designed for really large overbored cartridges.
- Suitable for cartridges such as 7mm Remington Ultra Magnum and 300 Remington Ultra Magnum.
- Listed for use with 30-378 Weatherby Magnum and similar large magnum cartridges.
- Extreme Powder formulation intended for big game hunting under varied conditions.
- Check your reloading manual or powder manufacturer website for load data.
Best Used For
- Reloaders working with large overbored magnum cartridges like 7mm Remington Ultra Magnum or 300 Remington Ultra Magnum.
- Big game hunters loading ammunition for demanding magnum rifle setups.
- Handloaders seeking an extruded powder for very large, high-capacity cartridges.
- Reloaders who follow published load data and consult manuals before development.
- Hunters needing a powder described for use under varied conditions.
Specifications
| Compatible Cartridges | 7mm Remington Ultra Magnum; 300 Remington Ultra Magnum; 30-378 Weatherby Magnum; etc. |
|---|---|
| Designed For | Really large overbored cartridges |
| Extreme Powder | Yes |
| Load Data Guidance | Check reloading manual or powder manufacturer's website for load data |
| Powder Type | Magnum, extruded |
| Product Type | Powder |
| Use Case | Big game hunting under all types of conditions |
| Velocity Increase | 40-100 fps more velocity compared to other normal magnum powders |
| Weight | 1 lb. |
Pros
- Designed expressly for large overbored magnum cartridges
- Suitable for cartridges like 7mm Remington Ultra Magnum and 300 Remington Ultra Magnum
- Listed as an Extreme Powder for big game hunting use
- Intended for use under all types of conditions
- Available in a 1 lb. package for reloading applications
Considerations & Trade-offs
- Designed for very large, overbored magnum cartridges, so it is not a general-purpose powder for a wide range of loads.
- Load data should be verified in a reloading manual or on the powder manufacturer’s website before use.
- The velocity reference is given in comparison to other normal magnum powders, so results depend on the specific cartridge and load data used.
Suggested Comparisons
- Magnum rifle powders
- Reloading powders for overbored cartridges
- Big game hunting reloading components
Suggested Accessories
- Powder scale
- Reloading manual
- Powder funnel
- Reloading press
Frequently Asked Questions
What cartridges is Hodgdon Retumbo designed for?
It is designed expressly for really large overbored cartridges such as the 7mm Remington Ultra Magnum, 300 Remington Ultra Magnum, and 30-378 Weatherby Magnum.
Is Retumbo intended for big game hunting loads?
The product description says it is an Extreme Powder and states that it is perfect for big game hunting under all types of conditions.
Does the product provide load data?
No load data is included in the product description. It directs you to check your reloading manual or the powder manufacturer’s website for load data.
How much velocity increase does Retumbo claim to offer?
The description states that Retumbo adds 40–100 fps more velocity to these cartridges compared with other normal magnum powders.
What size package is this product?
This listing is for a 1 lb. container of Hodgdon Retumbo.