Help Identifying all parts - ordered from swisco

A quick learner from chicago says:
I need help finding out which part of yours these 4 pieces are. Please help!
Thumbnail of the uploaded file named swisco parts to identify.jpg
Profile picture of Tom
Tom from SWISCO responded:

Sure, I think we can help. The pin and slider look like our 21-084 and 21-112, respectively. I'm not sure about the other two parts. Could there be more to them? I feel like they may just be individual components of a larger assembly.

Bi-fold Door Repairs
Bi-fold Door Repairs
GUIDE
READ >
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 3-4 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at (888) 991-1929 or at help@swisco.com.