A very strong fly line backing that has a very thin diameter with a nice waxy coating that nails knots extremely well. Dragonfly offers this backing in 20 or 30lb and in three colours.
Scientific Anglers Dacron Fly Line Backing is built with advanced 3M technology that allows for a small-diameter backing without losing the inherent strength of the backing material. Exceptionally thin material for more reel capacity. Low coefficient of friction minimizes wear on guides. Various lengths available wound from bulk spools of Scientific Anglers Dacron Backing. You only have to buy what you need - enough to fill one reel or buy in bulk.
SA Fly Line Backing, Dacron, 30 lb Test, Orange - 100, 150, 200, 250, 300, 400, 600 Up to 5000 yds
Scientific Anglers Dacron Fly Line Backing - Hunter Banks Fly Fishing
Fly Line
Backing for pike fly reel
Backing for pike fly reel
Spiderwire Stealth 20 Lb. 500 Yd. Moss Green Fishing Line
Scientific Anglers Backing - Bulk 30 Lb.
Fly Line Backing 20LB 30LB 100 Yds for Trout Fishing (Orange
For 50 years Cortland has produced the standard in backing available in 20 lbs and 30 lbs tests. Made from premium Dacron fibers and wound in a tight,
Cortland Micron Backing (20 lb test 100 yard spool)
Fly Line Backing 20LB 30LB 100 Yds for Trout Fishing
Backing, Best Fly Backing