
The weight of the first 30 feet of a fly line, used as a way to standardize fly lines in matching them to fly rods of differing stiffness. Line weighting is not a linear numbering system; the first 30 feet of a #6 weight line 160 grains while the first 30 feet of a #3 weight line is 100 grains.
Found on
http://firstcastflyfishing.blogspot.co.uk/p/glossary-of-terms.html

the weight (measured in grains) of the first 30 feet of a fly line, used as a way to standardize fly lines in matching them to fly rods of differing stiffness.
Found on
http://howtoflyfish.orvis.com/glossary/beginners-fly-fishing-glossary

The weight of the first 30 feet of a fly line, used as a way to standardize fly lines in matching them to fly rods of differing stiffness. Line weighting is not a linear numbering system; the first 30 feet of a #6 weight line 160 grains while the first 30 feet of a #3 weight line is 100 grains.
Found on
http://www.flyfisherpro.com/Public/Resources/GlossaryofFlyFishingTerms/inde

The weight of the first 30 feet of a fly line, used as a way to standardize fly lines in matching them to fly rods of differing stiffness. Line weighting is not a linear numbering system; the first 30 feet of a #6 weight line 160 grains while the first 30 feet of a #3 weight line is 100 grains.
Found on
https://www.encyclo.co.uk/local/22491

the weight of the first 30 feet of a fly line, used as a way to standardize fly lines in matching them to fly rods of differing stiffness. Line weighting is not a linear numbering system; the first 30 feet of a #6 weight line 160 grains while the first 30 feet of a #3 weight line is 100 grains.
Found on
https://www.encyclo.co.uk/local/22502
No exact match found.