I just saw this picture and that may explain why it will work. There is a cut in the zip tie allowing the rubber to contract as need be.
https://www.farmshow.com/images/resize. ... 7207_l.jpg
I am not sure how to post a picture these days. But you can copy and paste the link.
https://www.farmshow.com/images/resize. ... 7207_l.jpg
I am not sure how to post a picture these days. But you can copy and paste the link.