-rope-wrench
http://www.sherrilltree.com/singing-tree-rope-wrench-black-fix-tether
-Cornell Hitch
now i used "distel hitch" and other called "cornell hitch" over my experience the last knot is it the best, run smooth and tie really fit . but i need the experiencen of you went use a rope hitch?
some times on the company that i work say me it s safety climb a leaning tree when you see raises roots . but i explain theys that no it s safety do this ?