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Targeted to the overall needs of the average fly fisher.

Mainstream Full Sink

$39.99

RIO’s Mainstream series of fly lines have been developed to meet the overall needs of the average and novice fly fisher, and are designed to optimize rod performance with slightly heavier and shorter head lengths.

taper profile

Mainstream Full Sink - All Models

SKU colorsink rate size
6-20370
6-20734
6-20371
6-20735
6-20372
6-20736
6-20373
6-20737
6-20374
6-20738