Page 50 - Peter Randall - The Craft of the Knot

twelve diameters’ length of running end after the knot is tightened, and tie the loop
with an extra hitch, as shown in Step 5.

BUTTERFLY LOOP

Also called the Alpine Butterfly, this loop is strong, secure, and easily untied after being
put under strain. It’s a great loop for use anywhere along a rope, and holds well even
with strain put on both standing parts.

STEP 1 Twist the rope twice to make two adjacent crossing turns.

STEP 2 Pull down the outer turn.

STEP 3 Bring the middle of the loop up through the center of the other crossing turn.

To tighten the loop, pull on all the leads. As you can see, the Butterfly Loop ties very