I’m going to start a “Knot of the Month” feature again this year, to kick it off here’s a knot that should be better known, but isn’t. This is much more secure than a bowline for this application, and holds extremely well with synthetic lines also.
This is a great knot for a halyard or a vang, it’s very compact and gets tighter when it is used. Simple and easy to tie. One caveat is once its tightened under a load, you will need to cut it off to remove it.
Here is the information on how to tie it…