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NEWKUROKEIRYU NYLON

Like a Black Butterfly Dancing Over the Water.

NYLON

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No.1723
LAUNCH DATE / 2025AW DEC.

PRODUCT DESCRIPTION

Proven Black Line, Now in a New Nylon Formula.
"Kurokeiryu" fluorocarbon line for mountain stream fishing has a proud 19-year history since its launch.
Its distinctive black color helps reduce fish alertness, and over the years,
 it has earned a solid reputation as a trusted line that delivers real results for anglers.
Previously offered only in fluorocarbon, Kuro Keiryu now comes in a nylon version, built on a proven track record of performance.
A new option for stream anglers, crafted to help you connect with the one elusive fish.
The lightweight line drifts smoothly with the current."
With its characteristically low specific gravity (1.14) , the nylon line allows your rig to drift naturally into the strike zone—
enticing trout to bite without hesitation. Its supple yet resilient texture provides balanced shock absorption,
giving you the confidence to take on larger fish without fear.

 

●Utilizes ultra-resilient nylon for enhanced operability through a lightweight, supple line structure.
●High-density, abrasion-resistant design enables precise penetration into territorial zones of stream species.
●A proprietary "Black" color reduces light reflection, helping to deliver your rig to the fish without raising suspicion.
●DRP coating enhances slickness and water repellency, preventing sticking to the rod.
● Non-Stress Spooling (NSS) reduces line stress and line memory.

SPEC

■Length : 50m single spool　●Color：Black

 

Size 0.15 0.175 0.2 0.25 0.3 0.4 0.5 0.6 0.8 1 1.25 1.5
Diameter(mm) 0.064 0.069 0.074 0.083 0.090 0.104 0.117 0.128 0.148 0.165 0.190 0.205
Strength(lb) 1 1.1 1.2 1.4 1.6 2 2.3 2.5 3 4 5 6
Strength(kg) 0.5 0.55 0.6 0.7 0.8 1 1.15 1.25 1.5 2 2.5 3

TECHNOLOGY

  • Vivid Dyeing process

    Sunline's unique dyeing technology – vividness, visibility, and softness in one.

  • Double Resin Processing

    Enhanced performance with double layer processing In "Double Resin Processing," a double coat of various high-performance resins results in a highly competent line.

  • Non-stress spooling

    Tension-free spooling maximizes the qualities of the line. Because no stress is placed on the line as it is spooled, the line comes off ready to deliver superior stretch performance.