Fly Lines, Leaders and Tippet

Our revolutionary InTouch RIO Perception floating trout line helps anglers connect with more fish than ever before. Built with ultra-low stretch ConnectCore Technology, Perception lines provide groundbreaking levels of sensitivity for intuitively better c

Get this: we took one of our most popular tapers, the Titan, drenched it in various mixtures of tungsten powder, and created a triple-density sinking fly line that will absolutely change the way you fish streamers forever. This is a fully tapered sinking

All-Around Floating Trout Line

The Trout taper features a versatile, mid-length head ideal for delicate dries; however, it also provides great line control for nymph rigs. If you’re a trout angler, this is your Frequency.

All-around trout fly line

Maxima Ultragreen has been the “go-to” line of serious anglers around the world for decades. Its trademark strength is a hallmark attribute. From big game to small stream trout, Maxima Ultragreen features outstanding abrasion resistance and unchallenged t

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and eight times the durability of traditional lines, this will change the way you look at fly line performance.

The Modern Trout was designed for complete trout versatility. The short front taper will turn over nymph rigs, streamers and dry flies, while the extended back taper increases line control and makes for quick line pick up.

Cortland’s 444 Sylk is the first modern line designed for fine bamboo rods. The long front taper delicately presents flies on the water with minimal surface disturbance.  Available in Double Taper.

One of the all-time classics, our Peach line has set a standard for durability and all around performance for over 50 years. Great for dry fly fishing, nymphing and throwing small streamers.

The Go-To Line for All Freshwater Species

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude series will shoot farther and last longer than any other line on the market. It’s slickness down to a science.

Absolute Tippet is made with proprietary copolymer blends that are designed to drastically reduce water absorption while maintaining an optimal suppleness for high knot strength. Absolute nylon leaders and tippet have a 29% higher wet knot strength compar

Convert almost any single hand trout rod quickly to a Euro Nymphing setup with this kit. Includes a 20′ floating Euro Nymph Tip (0.025″ dia), Scientific Angler's Absolute Euro Nymph leader, and foam storage spool.

Who says you can’t be stealthy when you’re chucking streamers and poppers in the heat? The SONAR Titan Tropical Clear Tip fly line provides all the advantages of our Titan taper—easy loading and effortless turnover to name a few—and tops it off with an in

You’ve got articulated streamers and poppers hanging from the lampshade on your desk. You think in terms of bass, both smallmouth and largemouth. The term conehead doesn’t refer to an old comedy sketch. We totally get it. And that’s why we designed the Ma

Meet the ideal all-around freshwater leader material. The knotted strength of SuperStrong™ is higher than any other nylon material, meaning when that big brown chomps on your hopper, you can finish the fight without fear of breakage. In clear.




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Scientific Anglers Mastery Euro Tactical Nymph Mono Core

RIO’s newest tippet material is an ultra-strong, 100% fluorocarbon with exceptionally high tensile strength. The material is very easy to tie knots in, with high knot strength and a smooth finish that ensures knots seat easily and tightly.