Each bullet is produced individually on a CNC lathe, double knurled for stability between the bullet and sabot, optimized ballistic coefficient designed to accommodate current twist rates. Each bullet is produced from solid materials leaving no voids unlike traditional cast bullets. State of the art performance unlike any muzzleloader bullet on the market. Available in .50 cailber in the following weights 220, 250, 270, 300. 100% American Made!