Product or service OverviewH4198 is in 1 lb. and 8 lb. containers.This Extreme series extruded propellant has undergone some modifications given that its inception even though maintaining the equivalent burning velocity of your earlier.H4198 – Hodgdon H4198 – Hodgdon Hodgdon H4198 Smokeless Powder (one lb.) - h4198 for sale Precision Relo