Build Log: MFIC

Boom! The classic potato gun harnesses the combustion of flammable vapor.
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farcticox1
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Blitz wrote: Mon Apr 12, 2021 7:38 pm 40mm is a pretty odd size here in the US but it'd be somewhat similar. Definitely a bit smaller.
40mm is the diameter of choice https://en.wikipedia.org/wiki/40_mm_grenade
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Blitz
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I'm familiar with 40mm grenades and 37mm, and other projectiles, but that doesn't make 40mm any less of an odd pipe diameter in the United States. Not out to make a grenade launcher, you know. 😋
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