the line to the required position without damaging the line. See also Ascender (climbing) Aid climbing List of knots List of friction hitch knots References Further reading The Ashley Book of Knots discusses a knot of similar structure in the entry for drawing #1763 External links Prusik Knot at OZultimate.com canyoning with good pictures showing how it is tied. Prusik Knot used in Sailing for climbing a mast, with other notes. Discussion of Rappel Backups - Pros and Cons A scientific study of common friction knots The Prusik Knot or Triple Sliding Hitch The Prusik Knot at Animatedknots.com Hitch knots Climbing knots Knots of modern origin