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

Scientific Anglers XTS Gel Spun Backing - Blue (50# - 500 Yards) : Sports & Outdoors

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

Scientific Anglers XTS Gel Spun 100 yd Polyethylene Fly Line Backing, Yellow, 30# : Sports & Outdoors

Scientific Anglers Amplitude Smooth MPX — Tom's Outdoors

MAGNITUDE SMOOTH TARPON CLEAR TIP

Scientific Anglers XTS Gel Spun 100 yd Polyethylene Fly Line Backing, Yellow, 30# : Sports & Outdoors

Backing - Dacron & Gel Spun

Specialty Colored Dacron Backing

Scientific Anglers Amplitude Smooth MPX — Tom's Outdoors

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

XTS Gel Spun Backing