Generally use in a ‘cast’ - that is a fly set up of two
or more flies. The second fly can be attached to this
loop. ~ J. Castwell
Credits: We thank John Sherry of the J.E. Sherry Company who produces the
Ultimate Knot Guide (www.jesherry.com www.netknots.com) for sharing them with us.
Originally published c. 2002 on Fly Anglers Online by James Castwell.