With a density tuned for magnum cartridges, Ramshot Grand offers optimal load densities, which equal low extreme spreads and standard deviations. Ramshot Grand excels across a broad spectrum of cartridges; from the 243 Winchester, all the way up to the 338 Lapua Magnum. Top performers include: 6.5 PRC, 7MM PRC and 300 PRC, as well as the 7MM Remington Magnum, and the 300 Winchester Magnum. A double-base spherical propellant Temp-Stable Precise Metering Copper Reducing Agent Mfg: Ramshot Powder