Fly line
Scientific Anglers Amplitude Trout Fly Line (WF4F)
Scientific Anglers Amplitude Trout Fly Line (WF4F)

Scientific Anglers Amplitude Trout Fly Line (WF4F)

Fly line fly_line SKU: B07ZHQ6Q6G
$89.95 on Amazon

The Scientific Anglers Amplitude Trout WF4F delivers exceptional performance for Great Lakes tributary fishing with its AST Plus slickness technology and compound taper design. Perfect for presenting dry flies to spooky steelhead in clear water or delivering smaller streamers with precision. The floating texture and shooting capabilities make it ideal for covering water efficiently on larger rivers like the Salmon and Muskegon.

Right now on Steelhead Alley

12 of 31 Alley rivers fishing well right now — 3 in excellent shape.

casting swinging flies general steelhead trout salmon
In context
Targets: Steelhead · Trout · Salmon

Common Questions

What kind of fishing is the Scientific Anglers Amplitude Trout Fly Line (WF4F) used for?

Scientific Anglers's fly line is set up for spinners & spoons, and swinging flies targeting steelhead, trout, salmon. Each technique has a dedicated guide on Steelhead Addiction with rigging walkthroughs and water-reading tips.

What fish species does the Scientific Anglers Amplitude Trout Fly Line (WF4F) work for?

This fly line is curated for steelhead, trout, salmon. The Steelhead Addiction species field guide has biology and Great Lakes-specific tactics for steelhead and the rest.

Where do I buy the Scientific Anglers Amplitude Trout Fly Line (WF4F)?

This product is fulfilled by Amazon — currently $89.95. SteelHead Addiction does not handle inventory, payments, or shipping; Amazon does. We curate the gear and pair it with live conditions context. Click "Buy on Amazon" to complete the purchase.

Are conditions good for fishing the Steelhead Alley right now?

12 of 31 Alley rivers fishing well right now — 3 in excellent shape. Live updates for all 31 rivers run every 15 minutes — see the full dashboard on Steelhead Addiction.

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Key Specs

Line Weight
4wt
Taper
WF
Sink Rate
Floating
Weight
3.2 oz

Features

  • + Revolutionary AST Plus slickness additive for superior shooting ability and increased durability
  • + Floating texture on the tip section to increase flotation
  • + Shooting Texture running line to deliver long casts
  • + Revised compound taper for delicate deliveries
  • + Excels in medium-to-long distances with dry flies and smaller nymphs and & streamers

Specifications

Brand Name
Scientific Anglers
Manufacturer
Scientific Anglers
UPC
840309136600
Global Trade Identification Number
00840309136600
Item Weight
0.2 Pounds
Unit Count
1.0 Count
Warranty Description
Limited Warranty
Best Sellers Rank
#773,044 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #575 in Fly Line
ASIN
B07ZHQ6Q6G
Customer Reviews
3.9 3.9 out of 5 stars (5)...
Strand Type
Braided
Fishing Line Type
Fly
Line Weight
4
Color
Moss/Green/Willow

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