Scientific Anglers UST Sink III/Sink IV Double-Density Sinking Fly Line

For fishing deep pools, fast current, or cold water, Scientific Anglers® UST Sink III/Sink IV Double-Density Sinking Fly Line is ideally configured to to get down quickly and put your presentation in the strike zone. It features an extended Scandi head with a short rear taper for quick rod loading and change of direction, and a long front taper to help small flies cut through the wind and travel farther. Designed for use with both conventional and poly leaders, UST III/IV incorporates Scientific Anglers' slick Advanced Shooting Technology coating and exclusive Mastery Texture micro-dimpling, to reduce friction through the rod guides and enable easier pickup at distance. Includes SA•ID line identification system and welded loops at both ends. Gets down quickly to put your fly in the strike zone Great for deep pools, fast current, or cold water Double-density Scandi head Short rear taper for quick rod loading Long front taper for distance and wind remediation For use with both conventional and poly leaders Advanced Shooting Technology coating Mastery Texture micro-dimpling reduces friction SA•ID line identification system Welded loops at both ends