IMR 7828SSC Powder has the same burn up fee and utilizes exactly the same data as normal IMR 7828. However, as a result of really brief kernels, metering is sort of nearly as good as with a spherical powder.IMR 7828 SSC is my go-to powder for .300 Acquire Mag. The Tremendous-limited grains make metering a breeze, And that i get constant velocities