Thread: M4 gas block
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Old July 8th, 2011, 22:25   #7
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Join Date: Jul 2011
Location: Medicine Hat AB
Gato: im not gun illiterate, i know how all that works, i have a ad on JG metal front rail. so if i take the standard triangle sight off, the rail system will just fall off. i wanted to know if a gas block would serve the same purpose as the sight did. good analogy tho.
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