Everything you need for quick loading all in one package. Incorporates all the features and advantages of our famous "quick shot" with the added features of a bullet starter. Also holds a 209 Primer in recess on top. Now one tool does it all: (Two 4-N-1 Quick Shots? per pack) ? Carries your powder ? Carries your projectile ? Carries your cap ? Serves as your bullet starter ? Also holds a 209 Primer in recess on the top. .50 Caliber .54 Caliber .50 Cal. Mag Holds pre-measured powder charges (up to 150 grains of black powder or Pyrodex? equivalent or three Pyrodex? 50 grain equivalent pellets).