IMR 4166 - An Overview
PrecisionRifleBlog.com (PRB) a short while ago posted success from the discipline examination PRB carried out to quantify the temperature steadiness of the favored Hodgdon H4350 and Varget powders and Assess People to IMR’s new Enduron line of powders, particularly IMR 4166 and 4451.With that being said, these new powders are almost everything Ho