A quick learner from Ashland, Ohio 44805 says:
Looking for the plastic & metal clips that attach the arms to the window. This is an Anderson window that opens out from the bottom when you turn the crank that moves the arms
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Bob from SWISCO responded:

Start by looking at our 36-040. I think these might be the shoes you need.

36-030 : Roto-Lock Operator Shoe Pair
Roto-Lock Operator Shoe Pair
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