Scientific Anglers Fly Line Backing XTS Gelspun — Tom's Outdoors

Backing - Dacron & Gel Spun

Micro-diameter gel-spun polyethylene allows up to 75% more capacity than Standard material Retains 100% strength while wet High abrasion resistance,

Scientific Anglers Fly Line Backing XTS Gel Spun Yellow

Scientific Anglers XTS Gel Spun Fly Line Backing - 30# 3000 yds Yellow NEW

3M Scientific Anglers GSP XTS Gel Spun Backing from Spool 100lbs, Backing, Fly Lines

Scientific Anglers Fly Line - The Compleat Angler

Fly Fishing Gear Fly Line Backing — Tom's Outdoors

Scientific Anglers Amplitude Smooth MPX — Tom's Outdoors

SA Backing 100 yd 20lb

Scientific Anglers XTS Gell Spun Fly line Backing, Yellow, 50# 250 Yd : Sports & Outdoors

Launch Pad Scientific Anglers

Scientific Anglers XTS Gel Spun Fly Line Backing, 50 lb Test, Yellow - 100, 150, 200, 250, 300, 400, 500 up to 3000 yds (100 yds) : Sports & Outdoors

Fly Line/Backing - Drift Outfitters & Fly Shop Online Store

Scientific Anglers Dacron Fly Line Backing - Hunter Banks Fly Fishing