Description: Fluoroflex Knotless Tapered Leaders RIO Fluoroflex Leaders RIO Fluoroflex tapered leaders are the solution when a nearly invisible presentation is required for wary fish. Fluoroflex leaders are 100% fluorocarbon with high abrasion-resistance and excellent knot strength. The leaders have a long butt section that will turn over flies effortlessly. Available in 9 ft (2.7m) 0x 7x X DiameterDiameterStrengthStrength 7X 0.004 0.102mm 2lb 0.9kg 6X 0.005 0.127mm 3lb 1.4kg 5X 0.006 0.152mm 4lb 1.8kg 4X 0.007 0.178mm 5lb 2.3kg 3X 0.008 0.203mm 6lb 2.7kg 2X 0.009 0.229mm 8lb 3.6kg 1X 0.010 0.254mm 10lb 4.5kg 0X 0.011 0.279mm 12lb 5.4kg.