Thread: Shortest gas system in the ar
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  #3  
Old 10-02-2010, 06:57 AM
tp555 tp555 is offline
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Join Date: Jun 2006
Posts: 162
Set screws will work and it has 3.The nut is for positive gas seal in case it doesn't.Saves the shipping back and forth.Customer will get to find out.Its a prototype and his toy.
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