Works great pushing the heavy loads in m14/m1 type rifles This new table shows the latest imr powders including the enduron series (imr 4166, 4451, 4955, 7977), shown in green below Got the load from the late don mccoy for the m1 garand he built for me
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4320 pushing the 190 smks, in my case i am using the berger 185 hpbt lrs.
I've been using imr 4320 for a number of years and am very happy with it
The problem is, it isn't offered anymore Any suggestions as to a powder that is similar, or actually used a powder to replace it in their loading? Available for use in many reloading applications, the imr series of powder is trusted by reloaders all across the globe Whether it's used for skeet or hunting, imr® 4320 delivers a blend of reliability, accuracy and power that makes it one of the most versatile powders on the market.
