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IMR POWDER
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IMR 3031

IMR 4007 SSC

IMR 4064

IMR 4166

204 RUGER ; 223 REM ; 22-250 REM

257 ROBERTS ; 6.5 CREEDMOOR

30-30 WIN ; 8x57 MAUSER

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 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.

IMR 4198

IMR 4227

IMR 4320

IMR 4350

IMR 4451

IMR SR 4759