Mastery Infinity

Half Size Heavy

Featuring Scientific Anglers’ Advanced Shooting Technology (AST), the Mastery Infinity provides excellent slickness, durability, smooth shooting performance, and dependable line control.

The Infinity taper features an extended head and a half-size-heavy design that helps load fast-action rods while remaining versatile enough for a variety of rod actions. Its balanced taper provides the control and power needed for everything from dry flies and nymphs to streamers and indicator rigs, while offering excellent mending and long-distance casting performance.

With a braided multifilament core, welded loops, and SA Line ID, the Mastery Infinity is an excellent choice for anglers looking for a dependable, versatile fly line capable of handling a wide variety of freshwater species and presentations.

Key Features

• Versatile freshwater floating fly line
• Infinity taper for all-around freshwater fishing
• Half-size-heavy design for efficient rod loading
• AST technology for improved slickness and durability
• Extended head for long-distance casting
• Excellent line control and mending ability
• Suitable for dry flies, nymphs, streamers, and indicator rigs
• Designed for cold and medium-temperature conditions
• Works well with fast-action and other rod actions
• Braided multifilament core
• Welded loops for easy leader attachment
• SA Line ID for easy identification
• Made in the USA

Specifications

• Brand: Scientific Anglers
• Series: Mastery
• Model: Infinity
• Line Type: Weight Forward Floating
• Application: Freshwater / All-Around
• Technology: AST
• Core: Braided Multifilament
• Taper: Infinity
• Weight Profile: 1/2 Size Heavy
• Total Length: 90 ft / 27.4 m
• Available Line Weights: WF-3-F through WF-8-F
• Primary Species: Trout, Steelhead, Grayling, Panfish, Bass & Carp
• Country of Origin: USA

Perfect For

Ideal for anglers looking for a versatile, dependable fly line for dry flies, nymphs, streamers, and indicator fishing. The Mastery Infinity is especially well suited for anglers who want easy rod loading, smooth casting, excellent mending, long-distance performance, and reliable line control across a wide variety of freshwater fishing situations.