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MestHead · September 29th, 2007, 19:46

I have always wondered how hopup works. Can anyone explain to me? I know the gun creates back spin on the bb but how.

September 29th, 2007, 19:46	#1
MestHead Trader rating Join Date: Sep 2006 Location: USA	Hopup I have always wondered how hopup works. Can anyone explain to me? I know the gun creates back spin on the bb but how.