Designed with a slightly heavier shorter head to optimize rod performance these Rio Mainstream flylines are developed to meet the overall needs of game anglers.
Every Mainstream line undergoes rigorous production processes and quality control standards as all RIO fly lines, made in RIO's Idaho manufacturing facility. Each line is built with a slick coating on a supple memory-free core with a slick coldwater coating, for the best in performance.
These Type 3 lines sink at approximately 6-7 inches per second
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