FlyLab Dacron Fly Reel Backing 30lb - Blue - 200m - BWCflies

Gel Spun Fly Line Backing - Yellow – Cortland Line Company

Fly Line Backing Line for Fly Fishing 100/300Yds 20/30LB - Piscifun

Rio Dacron Fly Line Backing - 300yd - Chartreuse - 30lb

Scientific Anglers Backing - Bulk 30 Lb.

Now ready to - Colville Outfitter's and Custom Tackle

HARDY Backing 30lb 109 yards (orange) Spool for ALL Fly Fishing Reels & Fly Line

Cortland Micron Fly Line Backing 30 lb 250 yds - ALL COLORS - FREE SHIPPING - AbuMaizar Dental Roots Clinic

Rio Fly Line Backing 30lb 300yd Chartreuse - b300y

Fly Lines-Leaders-Loops - White Dacron Fly Line Backing - 100m / 30lb

Rio Dacron Braided Fly Line Backing – A Blaze In The Northern Fly