IMR 4007 SSC
Super Short granulated powder with a burn speed that falls between 4320 and 4350. Ideally suited for varmint cartridges like the 220 Swift, 22-250 Remington and 243 Winchester. Additionally, well suited for the venerable 30-06, the 300 Winchester Short Magnum, and the Super Short Magnums 243 and 25 Winchester.