Firecracker cannon

Firecracker cannon

thingiverse

A firecracker cannon designed for a .25 caliber steel ball. Bore may need some fine sanding to fit ball properly. Used 2mm steel rod for axle, and a bit of rolled up aluminum from a beer can to insulate fuse hole from fuse. PRINT 100% INFILL, do not use might explode. If you do I'm not liable

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