IMR 7828SSC Powder has the same burn price and utilizes a similar data as everyday IMR 7828. Even so, as a result of really short kernels, metering is sort of nearly as good as with a spherical powder.IMR 7828 SSC is my go-to powder for .300 Get Mag. The super-brief grains make metering a breeze, and I get constant velocities with each and every s