Scientific Anglers

The Frequency Magnum summed up in six words: big flies, big fish, small price. Designed with an aggressive weight-forward head, the Magnum fly line is built for tossing large flies, turning over split shot, and blasting through the wind.

The Frequency Boost is built a half-size heavier to give you a little extra help with your cast. This general purpose floating fly line loads quickly, turns over large dries, nymph rigs, and streamers with ease, and features a mid-length head perfect for

Built a half-size heavy, the MPX taper starts where the GPX left off. Redesigned with more mass toward the front of the head, the MPX provides the same benefits of the GPX, with an added emphasis on presentation.

The Sonar Titan Intermediate is powerful for casting the largest of flies with a slow sink rate to get flies just below the surface. This line performs best is temperate climates.

The SONAR Saltwater Intermediate fly line features a slow-sinking clear head that cuts through the surface and provides an amazing amount of stealth for those wary fish cruising the flats.

Built on a stiff core for tropical conditions, and featuring our AST Plus slickness additive, the Bonefish taper is designed with a long, compound head for casting accuracy and delicate deliveries to fish.

The perfect line for large flies in the hottest environments. Features the AST PLUS slickness additive to shoot further and last longer than other salt lines. Designed with a camo tip for power and stealth, and durability.

The Sonar Musky has a powerful head to turn over extremely large flies. Oversized running line for increased line management and positive strip sets. This intermediate running line with Sink 5 head works well for rivers and lakes.

Designed with line control in mind, its extended rear taper allows you to cast a mile, mend with authority, and turn over nearly any rig imaginable—from dredging double nymphs to larger dry-dropper concoctions.

The Amplitude Smooth Infinity has the power to bomb out streamers, yet retains delicacy for dry flies. It mends like an absolute dream, and delivers flies at all distances. Built a half-size heavy, with a long head and substantial front taper, it’s perfec

The Mastery Trout line is ideally suited for chasing browns, rainbows, cutthroats, and any other trout you can imagine. Perfect for dry flies and ideal for smaller nymphs and streamers.

The Infinity Salt is technical, versatile, accurate and simply the most advanced saltwater line available. Featuring AST Plus slickness additive for superior shooting ability and increased durability this line will handle the most rigorous of conditions.