Show us your pneumatic spud gun! Discuss pneumatic (compressed gas) powered potato guns and related accessories. Valve types, actuation, pipe, materials, fittings, compressors, safety, gas choices, and more.
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jimmy101
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Sat Jul 14, 2007 1:29 pm
VH_man wrote:i found out my problem........ If i look at the muzzle end of the old barrel, i did not do a very clean cut....... at all............
this time i cut it with a hacksaw, then beveled the edges inward....
This is called "crowning the barrel". For BBMGs people usually run a small bit into the muzzle so the end of the barrel is a conical depression. (Real rifle barrels are also crowned.)
