10mm SILVER RAPIDS .40 180gr x 1000

Silver Rapids

These Cast Lead bullets have a strong polypropylene coating over them which reduces fouling of the bore and has no abrasive particles. Lead hardness of these bullets are 14 BHN (Brinell Hardness Number) while the copper jacket of conventional CMJ bullets are around 300 BHN. Ultimately, these bullets save you money and less harsh on your bore.