F-C “SINKING SALTWATER” FLUOROCARBON TAPERED FURLED LEADER BUTT-SECTION are 6′ long. Add 3′ of tippet material for a 9′ overall leader system. Designed for redfish, snook, striper, bluefish, ladyfish, sea-trout and all other general species encountered while fly fishing the salt. Use with 7 to 10-wt rods.