Opsin Fluorocarbon Fishing Line – 25 lb (0.40 mm)

Opsin 25-lb fluorocarbon leader is 9% lower in diameter than leading competitors while delivering stealth plus stopping power for fly-lining live sardines or anchovies to yellowtail, dorado, and school-grade tuna. Slow-extruded in Japan using advanced manufacturing that takes 42% longer at lower temperatures, creating molecular-level precision that ensures consistent diameter and superior knot integrity.Key Performance Features: Low-visibility fluorocarbon draws confident strikes Superior knot integrity—PR, FG, crimps Abrasion-resistant shell survives contact and tail slaps Supple handling resists memory in wind-ons Magnetic-lock spool keeps the line tight between trips Enter the offshore arena with confidence. When presentation and stopping power both matter, Opsin delivers.