trying to find plastic part to shower door

A home owner from USA says:
Hi Swisco,

Please let me know if you have this part to a glass shower door
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Bob from SWISCO responded:

I am afraid we don't have an exact match for this shower door guide. Start by looking at our 10-122 Clear guide, or perhaps the 10-139 . Compare both with your old hardware and see if you think either might work for you. 

10-139 Shower Door Bottom Guide Instructions
10-139 Shower Door Bottom Guide Instructions
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