Details and data to for preparing fire steps for Napoleon Cannon:
the inside diameter of bore the is 4.8mm.
if the firecracker you have is too big, please peel off the firecracker's paper, keeping diameter is fit to approx 4.8mm.
if the firecracker you have is too small, please rolls extra paper to the firecracker, keeping diameter is fit to approx 4.8mm.
please donot forgot to load the breechblock before light the fuse.
Napoleon Cannon Fire Steps:
(1) please put the firecracker into the bore from the bottom of bore.
(2) put the above entire unit into the cannon.
(2) then, Put a steel ball from the front of the cannon.
(4) load the breechblock
(5) keep the firecracker's fuse is out of whole cannon.
Now it is ready to light the cannon by a match