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  • KastKing Kovert 100% Fluorocarbon Line, 4 lb, 50 yd9 photos
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KastKing · Fluorocarbon Line

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KastKing Kovert 100% Fluorocarbon Line, 4 lb, 50 yd

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Color: Kovert Essential (Economic)Size: 4LB-50Yds (Clear)73 sizesChange

Size: 4LB-50Yds (Clear)

Show all 73 sizes
Item weight
4 Pounds

Quick take

A 4 lb, 50-yard spool of clear fluorocarbon line that sinks fast with low visibility for line-shy fish in clear water.

KastKing Kovert Essential is a clear fluorocarbon line that works as a main line or as a leader. This 4 lb, 50-yard spool suits anglers fishing light presentations in clear water where line-shy fish are a concern. Fluorocarbon sinks faster than monofilament and stretches less, which helps a bait reach depth and a hookset register quickly.

Best for

  • Clear water finesse presentations
  • Leader material for bass
  • Bottom fishing presentations

Skip if

  • You need high line capacity
  • You fish stained water

Strengths

  • Nearly invisible underwater in clear water
  • Fast sinking suits bottom presentations
  • Low stretch improves hookset feel

Trade-offs

  • 4 lb test limits use on larger fish
  • Fluorocarbon is stiffer, affecting lure action

Fishing fit

Water
  • Freshwater
  • Saltwater

Specifications

Specifications
Typefluorocarbon line
Test4 lb
Length50 yd
VisibilityLow
Sink rate80% heavier than water
Stretch11% lower than mono

How to choose a color and size

Size

Sizes and when to pick them
OptionsWhen to pick itConditions
4LB-25Yds (Clear), 4LB-50Yds (Clear), 4LB-50Yds (Pink), 4LB-150Yds (Clear), 4LB-200Yds (Clear), 4LB-200Yds (Pink)This oneLight line for panfish, trout and small lures on ultralight gear.
  • Trout
  • Crappie
  • Panfish
6LB-25Yds (Clear), 6LB-25Yds (Pink), 6LB-50Yds (Clear), 6LB-150Yds (Clear), 6LB-200Yds (Clear), 8LB-25Yds (Clear), 8LB-25Yds (Pink), 8LB-50Yds (Clear), 8LB-50Yds (Pink), 8LB-150Yds (Clear), 8LB-200Yds (Clear), 8LB-200Yds (Pink) and 6 moreAn all-round test for bass and walleye on medium spinning gear.
  • Bass
  • Walleye
12LB-25Yds (Clear), 12LB-25Yds (Pink), 12LB-50Yds (Clear), 12LB-50Yds (Pink), 12LB-150Yds (Clear), 12LB-200Yds (Clear), 15LB-25Yds (Clear), 15LB-25Yds (Pink), 15LB-50Yds (Clear), 15LB-50Yds (Pink), 15LB-150Yds (Clear), 15LB-200Yds (Clear) and 11 moreHeavier test for cover, bigger baits and pike.
  • Bass
  • Pike & musky
  • Grass
  • Wood
25LB-25Yds (Clear), 25LB-25Yds (Pink), 25LB-50Yds (Clear), 25LB-50Yds (Pink), 25LB-150Yds (Clear), 25LB-200Yds (Clear), 25LB-200Yds (Pink), 30LB-25Yds (Clear), 30LB-25Yds (Pink), 30LB-50Yds (Clear), 30LB-200Yds (Clear), 30LB-200Yds (Pink) and 14 moreHeavy line for thick cover, big fish and saltwater.
  • Pike & musky
  • Striped bass
  • Redfish
  • Grass
  • Docks

Updated