Precision turned from solid copper, the Cutting Edge Raptor 50 Caliber (45 Cal in 50 Cal Sabot) Muzzleloader Bullet delivers devastating trauma and extreme accuracy for muzzleloading rifles. Never before has a bullet been available that compares to its performance and function. After 1-2" of penetration, four blades shear off and radiate outward in a star pattern. Meanwhile, the non-deforming, Blunt Trauma Base continues for deeper penetration. FeaturesRequired Twist Rate: 1:28" or fasterOAL: 1.040"Precision turned from solid copper