IMR 4064 Smokeless Powderimr 4064 is among the most functional propellant while in the IMR line, utilized for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Tremendous Short Magnum, 308 Winchester, 338 Winchester Magnum, as well as the record goes on and on. Versatility with uniformity and accuracy.This smokeless powder … Read More