Alliant Reloder 15 Smokeless Gun PowderReloder 15 is the best all-around medium speed rifle powder providing excellent .223 and .308 caliber performance. reloder 15 Selected as the powder alliant reloder 15 for U.S. Military’s M118 special ball long range sniper round.Broad caliber reloder 15 rangeContains de-coppering agent.High velocity varmint