Seaguar Fluorocarbon Premier Small Diameter. Low Memory. Incredible Strength. Description Thin and strong . Soft with low memory. You get all the benefits of Seaguar&';s exclusive double-structure fluorocarbon process. It&';s a perfect shock leader and a versatile choice for a variety of techniques and presentations. Developed with Seaguar&';s exclusive, proprietary Double Structure Technology, Fluoro Premier Leader is leading the market in innovation. Fluoro Premier has smaller diameters and increased strength vs. our FC and Red Label brand leaders. Fluoro Premier offers incredible knot and tensile strength and is an extremely soft line with low memory. Ideal for any leader fishing from 12 to 80 lbs., fresh or salt water. As with all 100% Fluorocarbon products, Fluoro Premier Leader is much less visible underwater than monofilament line and virtually invisible to fish. Fluoro Premier is also UV resistant, chemical resistant, non-absorbant, high-density and impervious to cold conditions. Highlights a 100% Double-Structure Fluorocarbona Level Wind Technologya LB. Test: 12 LB. - 80 LB.a Diameter: .235 mm/.009 in. - .780 mm/.031 in.a Spool Lengths: 25 & 50 Yards LB. TEST DIAMETER 02 FC 2 .117 mm .005 in. 04 FC 4 .148 mm .006 in. 06 FC 6 .185 mm .007 in. 08 FC 8 .215 mm .008 in. 10 FC 10 .235 mm .009 in. 12 FC 12 .285 mm .011 in. 15 FC 15 .330 mm .013 in. 20 FC 20 .405 mm .016 in. 25 FC 25 .435 mm .017 in. 30 FC 30 .520 mm .020 in. 40 FC 40 .620 mm .024 in. 50 FC 50 .660 mm .026 in. 60 FC 60 .740 mm .029 in. 80 FC 80 .810 mm .032 in.