General Cannon Discussion

A place for general potato gun questions and discussion.
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  • fully automatic belt fed air spudguns
    by quinn whitsitt »
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  • what are some feuls that you guys know off that work well that are little known
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  • Fly-K mortar - "captive piston" variation
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  • how to convert fps into mph
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  • How do you convert in3 into in2
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  • Canada prohibits spudguns over 20mm
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  • tennis ball gun for my dog
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  • Nerf Air Restricter like Piston Valve
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  • Hacksmith of potato guns?
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  • Counter balanced hammer valve issue
    by wyz2285 »
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    Last post by hectmarr
  • Identifying an old launcher (picture attached)
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  • 3D Software
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  • Question regarding piston for mini coaxial
    by PatchyThePirate »
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  • so more 3d printing ideas for review
    by Theonepbs »
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  • High pressure air pump
    by hectmarr »
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  • about accuracy
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  • JSR's workshop chronicles
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  • stainless steel tube burst pressure
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  • shut-off valve suppressor
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  • Modern cellphone cameras and recording ballistic tests
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  • Storage for pneumatic spud
    by Spud33 »
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  • Extra powerful homemade weapon.
    by hectmarr »
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  • Question regarding spigot mortar style ammo.
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  • Nerf Launcher Valve/Design Question
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  • Taking examples from nature: hydropneumatic spuds
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