The new Cutting Edge Maximus 50 Caliber (45 Cal in 50 Cal Sabot) Muzzleloader Bullet was designed for use in in-line muzzleloaders and could possibly be the most accurate muzzleloader bullet ever made. These bullets are machined on a CNC Swiss style lather out of solid copper bar stock and will function down to 1300fps. This 12 pack comes with red Harvester crush rib sabots. FeaturesIncludes crush rib sabotsMachined on a CNC Swiss style latherFunctions down to 1300 fps