Opsin Fluorocarbon Fishing Line – 50 lb (0.59 mm), 50 YD

Go bigger with Opsin 50 lb. Low-visibility power, supple feel, and dependable knots for hefty yellowtail or bluefin.

Looking to battle hefty yellowtail or school-size bluefin tuna? Opsin Fluorocarbon 50 lb delivers a winning combination of stealth and power. Its low-visibility design keeps you undetected until it’s time to strike, and a dependable knot grip helps you hold steady during blistering runs. When the bite is difficult, that’s where Opsin Fluorocarbon stands out—helping you lock down trophy-worthy fish when others come up short.