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Systema bore up cylinder set

Posted: Fri Feb 04, 2011 4:52 pm
by Dominum
Just a heads up for those of you ordering one, the last two I bought came with Orings that, though undamaged, were too small. I am not sure if there was a mix up and a certain batch was given the wrong Oring, but if you buy one go ahead and get a larger Oring before you bother installing it. I know they aren't all that way, as I have installed some with good compression. Still, it's something to look out for.

Re: Systema bore up cylinder set

Posted: Fri Feb 04, 2011 6:16 pm
by Black Fox
My last Systema bore up kit I purchased once installed yielded very poor compression. Once I took everything back apart I found the problem to be the O ring included was also to big. This was about a year ago, so it is surely something to look out for like Henry mentioned. I bought mine from AirsoftGi, where did you get yours from?

Re: Systema bore up cylinder set

Posted: Sat Feb 05, 2011 12:01 am
by Dominum
I have bought three or four, and I honestly have no idea where I got them. I know I got at least one from AA, but since one worked fine, that does no good.