I've used them for a lot of things but I'm not sure I use them for a shelf. I've had them let go after a year or two of use.
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Tom and Pris M. along with Buddy the 18 year old Siamese cat
1998 Safari Serengeti 3706, 300HP Cat 3126 Allison 3060, 900 watts of Solar.
Dragging four telescopes around the US in search of dark skies.
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