IMR Powder 4320, 1lbs Maximize

IMR Powder 4320, 1lbs

Short granulation, easy metering and perfect for the 223 Remington, 22-250 Remington, 250 Savage and other medium burn rate cartridges. It has long been a top choice for the vintage 300 Savage cartridge as well.

More details


NOTE: There is a $27.50 Hazmat Fee per 50# box on any package containing powder or primers. Since the shopping cart software cannot predetermine how your order will fit in boxes, your shipping charges may be adjusted to reflect the correct amount. In any case we strive to make shipping costs as economical as we can for our customers. Thanks.