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Scientific Anglers Uniform Sink + I

SKU: 475-220

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The Scientific Anglers Unform Sink + I fishes just below the surface, ideal for bass, panfish and trout over shallow weed beds.


 Sink + ISink + IISink + IIISink + IVSink + V
Sink Rate 1.5 - 2.25 ips 1.75 - 2.75 ips 2.5 - 3.5 ips 4 - 5 ips 4.5 - 6 ips
Depth 2 in - 4 in 3 in - 6 in 5 in -10 in 10 in - 20 in 10 in - 20 in
Colors Blue, Midnight Blue, Midnight Blue, Midnight Blue, Midnight Blue, Midnight
Delivery Moderate Moderate Moderate Moderate Moderate
Stiffness Low Low Low Low Low


  • Unparalleled even-sinking performance for the ultimate straight-line connection to fish
  • Super sensitivity is ideal where strike detection is difficult
  • Five sink rates to effectively fish all depths

Taper characteristics

  • Unique Mastery Series design for superior casting over other sinking lines
  • The exclusive Uniform Sink Plus design eliminates line sag to increase fishability, sensitivity, and hook-setting power


  • Braided multifilament nylon (5 and 6 weights on Types IV and V have single-strand monofilament cores)


  • Specially formulated 3M PVC integrated with powdered tungsten or high-density glass beads
  • True gradual coating density creates a level of casting performance and straight-line sinking never before available

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