IMR 4166 in stock for sale now
This fine, extruded propellant is the first in the series of Enduron Technology powders. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly.
IMR 4166 ( buy now ) is the perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, 257 Roberts and dozens more. Positively, a versatile, match grade propellant.
- 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
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