Thread: RT Pro Leak
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Old 03-23-2013, 09:06 PM   #21 (permalink)
Justus
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Join Date: Apr 2010
Location: Illinois

There's a big difference between buna-N (black) o-rings and the 90-durometer urethane o-rings that come in an AGD kit. The urethane o-rings are more expensive, but worth it.
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