Fly Backing Line 50m 20LB/30LB Trout/Salmon Fishing Line &Loop Dacron 8 Braided
B:White 30lb (As Pictures Show). 30lb:37g(Approx.). for braided Dacron fly line backing is crafted from for braided polyester, tightly woven into an amazingly strong thin strand. of high strength, low stretch Dacron backing line.