Hodgdon H4831SC
H4831SC is an Extreme extruded powder and the exact ballistic copy of H4831. Physically, it has a shorter grain size which earned it the “SC” designation for “short cut.” The shorter, more compact kernels allow the powder to flow through the powder measures more smoothly, helping to alleviate...
www.defenderammunition.com
They also have H 4831 plain