Scientific Angler Amplitude Smooth Double Taper Fly Line
The first series of lines to feature the revolutionary AST PLUS slickness additive, Amplitude Smooth series will shoot farther and last longer than any other line on the market. It’s slickness down to a science.
Weight forward fly lines can be tailored to a variety of tasks. However, sometimes a Double Taper is just the best tool for the job. Whether it’s a classic rod, a modern glass or just a need for delicate dry fly deliveries, the Amplitude Smooth Double Taper will give you the feel you desire with the performance you need.
- Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
- Excels in medium-to-long distances with dry flies and smaller nymphs; wonderful on glass and bamboo
| Specification | Value |
|---|---|
| Line Type | Double Taper |
| Special Feature | AST PLUS Slickness Additive |
| Best Use | Dry flies, smaller nymphs, glass rods, bamboo rods |
| Shooting Performance | Superior, long-distance performance |
FAQ
What makes the AST PLUS slickness additive different from other fly line additives?
The AST PLUS additive is specifically engineered to improve shooting distance and enhance line durability, providing a smoother, more consistent performance compared to standard additives.
Is this line suitable for both dry fly and nymph fishing?
Yes, the Amplitude Smooth Double Taper excels in medium-to-long distances with dry flies and smaller nymphs, making it ideal for a variety of fly fishing scenarios.
Does this line work well on glass or bamboo rods?
Yes, it performs exceptionally well on both glass and bamboo rods, offering excellent sensitivity and control for delicate dry fly deliveries.

Madeleine Berry –
I’ve used this line for several weeks on both glass and bamboo rods. The shooting distance is noticeably better than my previous line. The dry fly casts are smooth and accurate, especially on longer reaches. The line feels responsive and doesn’t tangle easily.
Emma Miller –
Great for delicate dry fly presentations. The double taper design gives excellent feel and control. I’ve used it on a variety of rods and it performs consistently across different conditions.
David Martin –
The AST PLUS additive makes a noticeable difference in how the line performs. It casts farther and feels slicker than other lines I’ve tried. A bit more expensive, but worth it for the performance.
Rose Mackay –
Used this line on a recent trout fishing trip. The dry fly casts were clean and precise. The line holds up well in windy conditions and doesn’t fray easily.