RIO MainStream 12ft Type 3 Sink Tip Fly Line (WF4F/S3 - WF8F/S3)

RIO MainStream 12ft Sink Tip Fly Lines from
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Price $39.95
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RIO MainStream 12ft Type 3 Sink Tip Fly Line

New for 2013, RIO MainStream 12ft Sink Tip Line was developed to meet the overall needs of the average and novice fly fisher, and are designed to optimize Rod performance with slight ly heavier and Shorter Head lengths. MainStream Intermediate Fly Lines are a clear Aqualux for spooky fish in clear Water, with a uniform Sink rate of 1.5-2.0 ips. Features a supple Core and slick coldwater coating for maximum casting distance.  

Every MainStream Line undergoes the same rigorous production Processes and quality control standards as all RIO Fly Lines, and is made in RIO's Idaho manufacturing  facility. Each line is built with a slick coating on a supple memory-free Core, for the best in performance. Features a 12' Type 3 Sink Tip with a Shorter Head configuration for positive loading turnover.


  • Supple self-lubricating coating, memory-free in cold Water
  • XS (extra slick) technology
  • Easy casting taper designs
  • Welded front loop
  • Budget priced, quality Fly Lines, Made in Idaho


  • Avaialble Weights: WF4F/S3 - WF8F/S3
  • Length: 82 ft (25m)
  • Color: Pale Green / Brown Sink Tip


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Rio Mainstream 12ft Sink Tip Fly Line Taper