Scientific Anglers Mastery MPX Fly Line

Scientific Anglers Mastery MPX Fly Line

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Product Overview:

The all new SA MPX Fly Line replaces the GPX, Now with Shooting Technology Plus. If you are looking for the ultimate general presentation line, the Scientific Anglers MPX is the fly line you should grab.


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Product Description

Looking for a brand new Scientific Angler GPX Fly Line? Built a half-size heavy, the MPX taper starts where the GPX left off. Redesigned with more mass toward the front of the head, the MPX provides the same benefits of the GPX, with an added emphasis on presentation. The power is still there, only with an added bit of finesse. Meet your new best friend and the best all-around fly line we’ve ever made.


  • The ultimate general presentation line
  • Improved version of our GPX taper
  • Built a half-size heavy to load rods and turn over large flies easily
  • Excellent with dry flies, nymphs and streamers
  • Features the ST+ slickness additive
  • For use in moderate and cold climates
  • Braided multifilament core


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Size Chart

Line Weight Retail Head Length Total LengthGrain Weight
WF-3-F $74.95 32.5 feet 90 feet 110 grain
WF-4-F $74.95 32.5 feet 90 feet 130 grain
WF-5-F $74.95 36 feet 90 feet 150 grain
WF-6-F $74.95 36.3 feet 90 feet 173 grain
WF-7-F $74.95 40 feet 90 feet 198 grain
WF-8-F $74.95 41.1 feet 90 feet 224 grain
WF-9-F $74.95 42.5 feet 90 feet 260 grain