Call us: 1-866-991-3337

  • Welcome, visitor.

IMR 7977 Enduron Technology Powder 1 Pound


MFR #: 979771 Load after load, season after season, trophy hunters and long-range shooters demand superb uniformity and accuracy. The Enduron Technology powder with the slowest burn rate, IMR 7977 yields outstanding performance in the .300 Winchester Mag, 7mm Remington Mag, .338 Lapua and a host of other magnum cartridges. Make it part of your routine.