Scientific Anglers

Scientific Anglers Amplitude Smooth Trout GP Fly Line

$99.95

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Description

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, the Amplitude Smooth Trout GP will change the way you look at fly line performance. This quarter-size heavy line features a mid-length head for exceptional mending and accuracy at distance, making it the caster's line of choice. Whether you're fishing dry flies, nymphs, streamers, or indicators, the Amplitude Smooth Trout GP delivers unmatched performance across all general purpose trout applications. Key Features AST Plus Slickness Additive: Revolutionary coating technology for superior shooting ability and increased durability 5x Less Drag: Shoots farther with less effort compared to traditional fly lines 8x More Durable: Exceptional longevity and abrasion resistance Mid-Length Head: Exceptional mending and accuracy at distance Quarter-Size Heavy: Loads modern fast-action rods while maintaining versatility Improved Dry Tip: Enhanced flotation for superior dry fly performance The Caster's Line: Optimized for anglers who demand precision and distance Braided Multifilament Core: Supple performance in cold to medium water conditions Welded Loops: Front and back welded loops for fast rigging Applications Ideal for dry flies, nymphs, streamers, poppers, big dries, and indicator fishing in cold to medium water. The ultimate general purpose trout line for serious anglers. Specifications Item Number Line Weight Head Length Total Length Head Weight Grain Weight* 147231 WF-3-F 49.5' / 15.1m 90.0' / 27.4m 160gr / 10.4g 105gr / 6.8g 147248 WF-4-F 49.5' / 15.1m 90.0' / 27.4m 185gr / 12.0g 125gr / 8.1g 147255 WF-5-F 50.5' / 15.4m 90.0' / 27.4m 220gr / 14.2g 145gr / 9.4g 147262 WF-6-F 51.0' / 15.5m 90.0' / 27.4m 255gr / 16.5g 170gr / 11.0g 147279 WF-7-F 52.0' / 15.8m 90.0' / 27.4m 300gr / 19.4g 195gr / 12.6g 147286 WF-8-F 53.0' / 16.1m 90.0' / 27.4m 345gr / 22.3g 220gr / 14.2g * Grain weight for the first 30' Line ID: SA AMP S TROUT GP WF X (X = line weight)

Field Notes

A general-purpose floating trout fly line for dry flies, nymphs, streamers, poppers, and indicator fishing. The mid-length head is built for accurate casting and mending at distance, making it a strong choice for trout water where presentation matters. Best suited to cold to medium water conditions and anglers who want a versatile line for both short and longer casts.

Pros

  • Floating design with improved dry-fly tip flotation
  • Mid-length head helps with mending and distance accuracy
  • AST Plus coating improves shooting ability and durability
  • Welded loops make rigging faster

Cons

  • Premium price point
  • Best performance is focused on trout applications rather than specialized presentations

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