Shackle Isolator
Silencer for 3/4" Shackles.
To be printed in TPU or something more or less flexible
Washer on this file is 4mm thick. I suggest you should cut it on your slicer to needed thickness.
see also my winch bump stop https://www.thingiverse.com/thing:7052032
and the Farm Jack handle isolator https://www.thingiverse.com/thing:7038171