Overview Scientific Anglers' Amplitude Smooth Infinity line is designed for smooth, dependable freshwater performance. With its Opt Green/Green/B color, visibility and subtle water-tone blend help you track the line through air and drift across the water with confidence. Featuring AST Plus slickness, this line...

Overview The Scientific Anglers SA Amplitude Smooth MPX Fly Line for 3-weight rods is designed for anglers who value a smooth, high-performance casting experience. It delivers up to five times less drag and up to eight times the durability compared with traditional lines, redefining...

Overview The Amplitude Smooth MPX line from Scientific Anglers is built for smooth, precise presentation. As a half-size heavy line, it loads fast on a wide range of fast-action rods, delivering power with finesse. Expect up to five times less drag and eight times...

Year‑round inshore versatility for redfish and more Scientific Anglers' SA Amplitude Smooth Redfish Warm WF7F is engineered to optimize line control, casting ease, and durability across seasons. Built for demanding presentations, this line aims to deliver smooth, predictable performance when chasing redfish along marsh...

Overview Scientific Anglers SA Amplitude Smooth Trout line blends the familiar, effortless feel of a premium floating line with modern durability. The AST Plus additive is mixed directly into the coating, delivering a smoother surface while helping the line resist wear over many days...

Overview Scientific Anglers' Amplitude Smooth Trout line blends the familiar silky feel of classic lines with enhanced durability and slickness thanks to the AST Plus additive embedded in the coating. The result is a line that moves through guides with a whisper, sings off...

Overview When fishing big rivers for suspended nymphs, line control and feedback matter as much as the fly choice. The Scientific Anglers SA Amplitude Textured Anadro Indicator Fly Line in WF8F blends a tactile, textured surface with a responsive braided core to help you...

Overview The Scientific Anglers SA Amplitude Textured Anadro Indicator Fly Line is built for indicator-style fishing on big rivers and during long-line nymphing. Its textured finish and Amplitude design aim to deliver steadier loading, crisper mends, and more deliberate indicator placement, helping you read...

Overview The SA Amplitude Textured Anadro Indicator Fly Line is built for anglers chasing sizable river runs and long, deliberate nymphing presentations. Its design blends a textured finish with a robust braided multifilament core to offer sensitivity, control, and durable performance through cool to...

The first series of lines to feature the revolutionary AST Plus slickness additive, the Amplitude will shoot farther and last longer than any other line on the market. It’s slickness down to a science. Tarpon. Bonefish. Permit. All in one day. All on one...

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

The first in a new era of Amplitude lines featuring the AST Plus slickness additive, the Scientific Anglers Amplitude Textured Bonefish Plus Fly Line 9 wt shoots farther and lasts longer than any other line on the market. It's slickness down to a science....

Product: Scientific Anglers SA Amplitude Textured Double Taper Fly Line - DT2F. Product code: 136754. Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability Floating Texture on the tip section for the ultimate in flotation; it simply keeps dry...

Scientific Anglers SA Amplitude Textured DT3F fly line. Features the AST Plus slickness additive for superior shooting ability and increased durability. Floating Texture on the tip improves flotation for dry flies. Shooting Texture running line enables longer casts with reduced friction. Braided multifilament core...

SA Amplitude Textured DT4F Fly Line Scientific Anglers delivers refined casting with the SA Amplitude Textured Double Taper (DT4F) line. Built around a braided multifilament core and a surface texture that enhances glide, this line aims to provide smooth loading and consistent turnover from...

Overview The Scientific Anglers SA Amplitude Textured Trout Fly Line S20 - WF6F is designed to help anglers deliver delicate, precise presentations to trout in cool and moderate waters. Built with a textured coating and a Dry Tip section, this line aims to offer...

Overview The Scientific Anglers SA Amplitude Textured Trout Fly Line S20 - WF3F is engineered for precise, delicate casting to wary trout. Its textured coating helps you control the line during the crucial presentation phase, making it easier to place small dries and nymphs...

Overview Scientific Anglers introduces the SA Amplitude Textured Trout Standard 3 wt, a line built for trout and grayling enthusiasts who value distance, control, and durable performance. This line features the AST Plus slickness additive, designed to reduce friction and enhance shootability while improving...

Overview The Scientific Anglers SA Amplitude Textured Trout Standard Fly Line in 2 weight is designed for anglers who savor precision, distance, and dependable flotation. As part of the Amplitude Texture line, it brings a science-driven approach to slickness and performance, pairing a mid-length...

Shop the Scientific Anglers SA Amplitude Trout Fly Line WF3F for delicate presentations to trout in moderate to cold climates. Designed with Dry Tip Technology and welded loops for smooth casts, it excels at presenting Dries and Nymphs with precision. For Delicate Deliveries to...