100% fluorocarbon leader line. This stiff version has been specially formulated for knot strength and abrasion resistance. Seaguar Ace makes high performance leaders for salmon and all species in saltwater big game and is now a favourite leader material for anglers fishing salmon on the Kola Peninsular in Russia and sea trout in Patagonia. Seaguar fluorocarbon has an unique multi-directional polymer structure, giving reinforced strength on the knot. Seaguar also offers invisibility, high strength to diameter ratio and UV resistance. Parallel spooled to ensure the line reaches the customer in the most perfect condition possible. Available in 50m spools.