Backing
Aventik 100YD/91M Dacron Braided Fly Fishing Backing Line For Trout Fishing 20LB/30LB - AliExpress
260 meters 0.8mm 150d dacron waxed cord thread cord string strap for leather chisel awl upholstery shoes luggage handcraft - AliExpress
FlyLab Dacron Fly Fishing Backing – Manic Tackle Project
Dacron Backing Scientific Anglers
Line Run - Fishing Lines - Aliexpress - Choose line run in quality
Aventik Dacron Braided Fly Line Backing for Fly Fishing Trout Fishing 20LB/30LB : : Sports & Outdoors
Aventik braided fly line backing with 8-strand hollow braided high strength low stretch, most popular fly line backings in industry. Smoothest surface
Aventik Braided Fly Fishing Backing Line Super Slim Fly Fishing Line Backing 25-30lb, 70lb,100m/300m
8 Strands Fly Fishing Backing Line 50m/100m 20LB/30LB Nylon Braided Line Pull Force Spare Carp Fishing Wire Pesca Fishing Tackle
Scientific Anglers Backing Dacron Fly Line in Fishing Line.
Scientific Anglers Backing Dacron Fly Line, Fishing Line - Canada
Fly Line
50m 20LB 30LB Fly Fishing Backing Line 8 Strands Polyester Braided Spare Wire Fishing Tackle Gear Pesca Backing Fly Line