Holds pre-measured powder charge, projectile and priming in a waterproof container. May be used with either a percussion or flint lock rifle. You simply flip open the waterproof cover. Pour the premeasured powder charge into the barrel. Drive the projectile into the muzzle with your short starter and seat it with your ramrod. The percussion cap (or priming charge) is contained in a separate chamber ready for instant use, and a 209 primer in recess on top. Magnum Quickshots hold premeasured powder charges of up to 150 grn, of Black Powder or Pyrodex equivalent - or 3 Pyrodex 50 gr. pellets.