I don't know if this solves your problem but I have one of the older ones that has worked well for similar tasks
in Canada - aluminum version - https://www.mec.ca/en/product/5057-569/Camera-Staff
in Canada - carbon fibre version - https://www.mec.ca/en/product/5041-558/Camera-Staff-Carbon...
I have a bit of OCD so bear with me.
I have "cased" split rings in para cord to reduce noise and shine, it is tedious. Ensure that you have your set up done of any fixed pieces of the attachment link, in your case the split ring will have to already be attached to your binos
1. cut a piece...