Seaguar Tatsu Fluorocarbon Line gives anglers tournament-level confidence when skipping docks for big largemouth, slow-rolling swimbaits for musky, or vertical jigging tuna offshore, using a double-structure design that fuses two custom fluorocarbon resins into one clear mainline for extraordinary knot strength, castability, and sensitivity. The DSF process creates a tough yet soft outer layer around a high-density interior, improving tensile strength while keeping the line supple for clean casting on spinning and casting reels. Virtually invisible underwater, Tatsu—Japanese for “dragon”—serves as Seaguar’s strongest, softest fluorocarbon and works across freshwater and saltwater tactics with reliable hook-setting performance and knot integrity on long fights. Available in 200-yard or 1000-yard spools.

• Double-structure fusion of two custom fluorocarbon resins
• Extraordinary knot strength, castability, and sensitivity
• Virtually invisible underwater for stealth tactics
• Available in clear 200- or 1000-yard spools

Test (lb.)	Diameter (in.)	Diameter (mm)
4	0.006	0.165
6	0.008	0.205
8	0.009	0.235
10	0.010	0.260
12	0.011	0.285
15	0.013	0.330
17	0.014	0.350
20	0.015	0.370
22	0.015	0.385
25	0.016	0.405

Seaguar Tatsu Fluorocarbon Line gives anglers tournament-level confidence when skipping docks for big largemouth, slow-rolling swimbaits for musky, or vertical jigging tuna offshore, using a double-structure design that fuses two custom fluorocarbon resins into one clear mainline for extraordinary knot strength, castability, and sensitivity. The DSF process creates a tough yet soft outer layer around a high-density interior, improving tensile strength while keeping the line supple for clean casting on spinning and casting reels. Virtually invisible underwater, Tatsu—Japanese for “dragon”—serves as Seaguar’s strongest, softest fluorocarbon and works across freshwater and saltwater tactics with reliable hook-setting performance and knot integrity on long fights. Available in 200-yard or 1000-yard spools.

• Double-structure fusion of two custom fluorocarbon resins
• Extraordinary knot strength, castability, and sensitivity
• Virtually invisible underwater for stealth tactics
• Available in clear 200- or 1000-yard spools

Test (lb.)	Diameter (in.)	Diameter (mm)
4	0.006	0.165
6	0.008	0.205
8	0.009	0.235
10	0.010	0.260
12	0.011	0.285
15	0.013	0.330
17	0.014	0.350
20	0.015	0.370
22	0.015	0.385
25	0.016	0.405