Westin W6 ST3 Fluorocarbon 0.17mm 50m 1.7kg Clear

Westin W6 ST3 Fluorocarbon — Near-Invisible Leader Line for Finesse Fishing

The Westin W6 ST3 Fluorocarbon in 0.17mm / 1.7kg delivers the fine-diameter performance that shy-biting fish demand — combining fast-sinking properties, exceptional abrasion resistance, and a low refractive index that makes it nearly invisible underwater.

Near-Invisible Presentation

Fluorocarbon bends light at a refractive index far closer to water than monofilament, making the W6 ST3 significantly harder for fish to detect below the surface. At 0.17mm, this line is an excellent choice for clear-water conditions, pressured venues, and finesse rigs where a stealthy leader makes the difference between bites and blank sessions.

Fast Sinking with High Knot Strength

The W6 ST3 sinks quickly and efficiently, cutting through the water column to put your presentation in the strike zone without delay. Despite its slim 0.17mm diameter, it maintains a high knot strength and exceptional tensile strength — so small hooks and fine terminal rigs stay connected even when a fish runs hard. The medium ST3 stiffness rating balances sensitivity and handling, making it easy to tie reliable knots while still transmitting takes clearly.

Choose the Right Variant

The W6 ST3 Fluorocarbon is available across a wide range of diameters and spool lengths to suit everything from ultra-light freshwater fishing to heavy saltwater applications. Select based on target species, hook size, and rig requirements:

• W6 ST3 0.14mm / 1.4kg / 50m — Ultra-light drop-shot and finesse rigs; small trout, roach, perch

• W6 ST3 0.17mm / 1.7kg / 50m — Light finesse leaders; small lure fishing, clear-water perch, trout, and whitefish

• W6 ST3 0.19mm / 2.2kg / 50m — All-round light leader; perch, chub, trout

• W6 ST3 0.219mm / 3.4kg / 50m — Medium-light leader; zander, bass, trout

• W6 ST3 0.26mm / 4.5kg / 50m — Versatile leader for zander, sea trout, bass

• W6 ST3 0.30mm / 6.1kg / 50m — Pike traces and heavier lure rigs

• W6 ST3 0.343mm / 7.9kg / 35m — Robust leader for pike, saltwater species

• W6 ST3 0.38mm / 9.3kg / 30m — Heavy-duty freshwater and coastal applications

• W6 ST3 0.44mm / 11.6kg / 25m — Short leaders for strong fish and rough ground

• W6 ST3 0.52mm / 16.4kg / 35m — Big-fish applications; catfish, large pike, saltwater

• W6 ST3 0.62mm / 26.1kg / 35m — Heavy saltwater traces and big-game leaders

• W6 ST3 0.92mm / 49.2kg / 20m — Wire-replacement stiffener leaders; shark, large GT

• W6 ST3 1.05mm / 56.5kg / 20m — Extreme big-game and heavy saltwater use

• W6 ST3 1.20mm / 64.2kg / 20m — Maximum-strength big-game leader material

Facts

• Material: 100% Fluorocarbon

• Diameter: 0.17mm

• Breaking strain: 1.7kg

• Spool length: 50m

• Sink rate: Fast sinking

• Abrasion resistance: Exceptional

• Stiffness rating: Medium (ST3)

• Construction: Monofilament

• Color: Clear

• Suitable for: Saltwater and freshwater