This .54 cal."Rain Proof" Quick Shot Speed Loader holds a pre-measured powder charge, projectile and priming in a waterproof container. Used with patch and ball, Maxi-Ball or Maxi-Hunter, the Quick Shot™ 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, and a 209 Primer fits in recess on top. These come 3 per pack. For more Muzzle Loading Accessories Click Here.