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Scientific Anglers Amplitude Smooth Infinity

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Scientific Anglers brand new Amplitude Smooth Infinity fly line is a great general purpose freshwater line. Built a half of size heavy to quickly and efficiently load today's faster action fly rods with an extended head length for greater accuracy over longer distances and easability to mend the line.

Scientific Angler's brand new Amplitude Smooth Series of fly lines combine the slickness and durability of their proprietary AST Plus additive with a classic smooth fly line coating, eliminating the "humming" found in the standard Amplitude and Wavelength fly lines.The Infinity fly line comes in two different color styles with three differentiating color-ways to help quickly identify the separate parts of the line, and welded loops for quick and easy rigging.


  • Features the revolutionary AST Plus slickness
    additive for superior shooting ability and increased
  • Extremely versatile general-purpose taper designed
    for most freshwater species; an excellent line for
    trout, grayling, panfish, bass, carp, steelhead,
    salmon, and pike
  • Made a half-size heavy to load fast-action rods, but
    works well with a variety of rod actions
  • Extended head length for long-distance casts and
    superior mending ability
  • Excellent for dry flies, nymphs, and streamers
  • Available in two color schemes: standard and
    camo; the camo scheme features a mottled
    front taper for increased stealth
  • For use in moderate and cold climates
  • Braided multifilament core
  • Optic Version - Optic Green/ Mist Green/ Buckskin
  • Camo Version - Bamboo/ Buckskin/Camo

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Serving Fly Anglers Everywhere Since 1988

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1532 Bergen Pkwy
Evergreen, CO 80439