Uninstalling the 10-139?

A quick learner says:
How do you remove old hook guide?
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Paul from SWISCO responded:
Thanks for posting! You should be able to just unscrew them. If your screws are tight, you can use some WD40 to loosen them up.
10-139 Shower Door Bottom Guide Instructions
10-139 Shower Door Bottom Guide Instructions
GUIDE
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