IMR 4166 Smokeless Powder

IMR 4166 is the first of this series called Enduron Technology powders. The most notable characteristics of the Enduron series include copper fouling eliminator, sensitivity to temperature variations, optimal loading density, and also being eco-friendly. The IMR 4166 provides the ideal burn speed for cartridges such as those of 308 Win/7.62mm NATO, 22-250 Remington 257 Roberts, and many more. Positively, a versatile, match-grade propellant. The grain design is extruded (stick)