Double fisherman’s knot

Double fisherman's knot step by step how to tie instructions
 
Double fisherman's knot step by step how to tie instructions
Double fisherman's knot step by step how to tie instructions
1. Lay the ends of two lines parallel to each other.
Double fisherman's knot step by step how to tie instructions
Double fisherman's knot step by step how to tie instructions
2. Coil the free end of one rope twice around the second rope.
Double fisherman's knot step by step how to tie instructions
Double fisherman's knot step by step how to tie instructions
3. Pass it back through the inside of the coils.
Double fisherman's knot step by step how to tie instructions
Double fisherman's knot step by step how to tie instructions
4. Repeat with second rope in opposite direction.
Double fisherman's knot step by step how to tie instructions
Double fisherman's knot step by step how to tie instructions
5. Pull free ends to tighten knots, the knots slide together.
Double fisherman's knot step by step how to tie instructions

Description

The double fisherman’s knot is a knot used to join two lengths of rope.

Use

A primary use of this knot is to form high strength loops of cord for connecting pieces of a climber’s protection system.
Another common use for this knot is to back up a critical knot, such as a harness tie-in knot or single-line rappel rigs.
In this use, the running end is tied around the standing end of the rope, so that it cannot slip back through the knot.

Releasing

Jamming

Security

This bend provides more security than the Fisherman’s Knot.

Other names

Double Fisherman’s knot, Grapevine, Double englishman’s knot.

Tying

1. Lay the ends of two lines parallel to each other.
2. Coil the free end of one rope twice around the second rope and pass it back through the inside of the coils.
3. Repeat with second rope in opposite direction.
4. Pull free ends to tighten knots, the knots slide together.

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