New ‘G’ size Gas Route Bucking for M4 Mag from ProWinEverything Airsoft

If you have been having bolt jamming trouble with the gas route bucking on your GBB M4 magazines, and I know some of you have, ProWin has released a new ‘G’ size bucking that is 10 times more resilient and fixes a lot of the bolt jamming issues reported. This is the ‘G’ size bucking for the G&P, Boom Arms, Prime and GHK PDW variants.

This article, New ‘G’ size Gas Route Bucking for M4 Mag from ProWin, was originally published by Everything Airsoft. Copyright 2010

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