General Cannon Discussion

A place for general potato gun questions and discussion.
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  • Stand for long cannon.
    by SpudFarm »
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    Last post by SpudFarm
  • When to expect BestShot contest results/poll??
    by ramses »
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  • Accuracy of GGDT External Ballistics Calculator?
    by JDP12 »
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  • Help on how repeating barrel-sealing valved airguns work?
    by jmez1996 »
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  • Semi Auto QDV Airgun
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  • New to Las Vegas
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  • Automatic Piston Hybrid Design
    by kjjohn »
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  • Inner workings for Oxbreath.
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  • why are bike pumps so s#1+ ?
    by lemming124 »
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  • Best homemade alternative to SV ?
    by Selador »
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    Last post by Technician1002
  • Safety First - How to make a cannon Failsafe
    by katypotaty »
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    Last post by Gippeto
  • Power Full Half finished Gun.
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  • semi automatic pneumatic airsoft design
    by burgerace69 »
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    Last post by POLAND_SPUD
  • Very simple bore-hawg.
    by Selador »
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  • GGDT issues
    by ThornsofTime »
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  • Sabot idea
    by SpudFarm »
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  • "valveless" cartridge concept
    by jackssmirkingrevenge »
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  • Piston Hybrid
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  • Heat and pressure ARE related
    by caspar97 »
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  • Simple homemade pilot valve
    by Selador »
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  • air sprung nerf dart gun
    by cfb_rolley »
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  • how can i build a good semi auto piston valve
    by qwert123 »
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    Last post by Ragnarok
  • Where do I start
    by KAA »
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    Last post by reedfe
  • How do you mount a sight on your cannon?
    by Mountain Storm »
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    Last post by Mountain Storm
  • Need Professional for a Jimmy John's sponsored event
    by jayemel423 »
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