The Saber Tooth Muzzleloader belted bullets from Harvester. These .50 caliber bullets come in four sizes, 250, 270 and 30 grain. The bullet seats in a chamber of the gas check that is approximately .002 over bore diameter and .150 deep. The bullet is .500 which is bore diameter for .50 caliber muzzleloaders. The combination of these to features maintain lateral integrity of the projectile keeping it centered in the bore of the rifle and improving accuracy. The unique Saber Tooth hollow point provides excellent penetration and uniform expansion.