IMR 7977 Enduron Smokeless Gun Powder
$38.99 – $272.99Price range: $38.99 through $272.99
In the Enduron family, IMR Enduron 7977 has a slower burn rate. Loading density is ideal for magnums, resulting in excellent uniformity. This is a true magnum propellant that performs admirably in cartridges such as the 300 Winchester Magnum, 7mm Remington Magnum, and 338 Lapua, among others. Loading density is ideal for magnums, filling the case nicely at maximum charges and contributing to excellent uniformity and accuracy.
The Enduron series is distinguished by its copper fouling eliminator, insensitivity to temperature changes, ideal loading density, and environmental friendliness.
The IMR 7977 performs similarly to the Hodgdon H1000, but the charge weights are significantly different.
Available in 1-LB and 8-LB containers.
IMR 7977 Enduron Smokeless Gun Powder
IMR powder production dates back more than 200 years, when E.I. DuPont founded the company. The IMR series of powder is trusted by reloaders all over the world and is suitable for a wide range of reloading applications.
Enduron Technology extruded powder with the slowest burn rate, IMR 7977, is a true magnum cartridge propellant. It performs admirably in cartridges such as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua, and a variety of others. Loading density is ideal for magnums, filling the case nicely at maximum charges and contributing to excellent uniformity and accuracy. “Never had it so good” with the 7mm Remington Magnum!


Important Information:
- Do not exceed the loads displayed in the reloaders guide
- Never mix any two powders regardless of type, brand, or source
- Never substitute any smokeless powder for Black Powder or any Black Powder substitute
| Quantity | 1Lb, 8Lbs |
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