The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. IMR 4955 will help you triumph, regardless of the elements or the size of your target. Falling between IMR 4451 and IMR 7977 in burn speed, it can be loaded in popular cartridges like the .25-06, .270 Winchester, .280 Remington and .300 Winchester Mag. IMR 4955 with Enduron: trusted when Mother Nature can’t be.
- 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