Thread: New Spir@l
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Unread 07-02-2002, 10:59 AM   #4
_Mike_
Cooling Neophyte
 
Join Date: Apr 2002
Posts: 29
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Well, if you look very closely on the back wall, or the back of the inside channel, you can see faint horizontal "ribs". At least, that's what I see.
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