February 9th, 2011, 09:08
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#9
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Join Date: Feb 2010
Location: Thorold, Ont
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One problem with alot of the G&G's I have noticed and seen has been the o ring on the piston head. try just putting a new o ring on it and test compression.
Also depends on what G&G you have as some come with a bearing spring guide and or piston head with bearings
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