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Old September 15th, 2012, 23:34   #1
BG.Ghost8
 
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Join Date: Sep 2011
Location: Markham, ON
Madbull DD RIS II 9.5" Barrel Nut Compatibility with WE M4 GBBR

Does anyone know if the standard barrel nut that comes with the rail is compatible with the we m4 gbbr upper receiver? or would i have to buy the G&P barrel nut because of threading issues?

Any help is greatly appreciated! Thanks!
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