Scientific Anglers SA Amplitude Smooth Infinity Fly Line
Features
- + Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
- + Extremely versatile general-purpose taper designed for most freshwater species; an excellent fly line for trout, grayling, panfish, bass, carp, steelhead, salmon, and pike
- + Made a half-size heavy to load fast-action rods, but works well with a variety of rod actions
- + Extended head length for long-distance casts and superior mending ability
- + Excellent for dry flies, nymphs, and streamers
The Scientific Anglers Amplitude Smooth Infinity is a versatile freshwater fly line engineered for Great Lakes steelhead and trout fishing. Its extended head design excels at long-distance casting across wide rivers while the AST Plus coating ensures smooth shooting through guides in cold conditions. Perfect for swinging streamers, dead-drifting nymphs, or presenting dry flies to selective steelhead.
8 of 31 Alley rivers fishing well right now — 2 in excellent shape.
Common Questions
What kind of fishing is the Scientific Anglers SA Amplitude Smooth Infinity Fly Line used for?
Scientific Anglers's fly line is set up for spey & two-hand, nymphing, and swinging flies targeting steelhead, trout, salmon. Each technique has a dedicated guide on Steelhead Almanac with rigging walkthroughs and water-reading tips.
What fish species does the Scientific Anglers SA Amplitude Smooth Infinity Fly Line work for?
This fly line is curated for steelhead, trout, salmon, smallmouth. The Steelhead Almanac species field guide has biology and Great Lakes-specific tactics for steelhead and the rest.
Where do I buy the Scientific Anglers SA Amplitude Smooth Infinity Fly Line?
This product is fulfilled by Amazon — currently $99.95. Steelhead Almanac 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?
8 of 31 Alley rivers fishing well right now — 2 in excellent shape. Live updates for all 31 rivers run every 15 minutes — see the full dashboard on Steelhead Almanac.
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Key Specs
Specifications
- Brand Name
- Scientific Anglers
- Manufacturer
- Scientific Anglers
- UPC
- 840309132749
- Global Trade Identification Number
- 00840309132749
- Item Length
- 13 Inches
- Included Components
- 1 Amplitude Freshwater Infinity Fly Line
- Item Weight
- 0.01 Ounces
- Unit Count
- 1.0 Count
- Warranty Description
- Contact Manufacturer
- Best Sellers Rank
- #58,284 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #22 in Fly Line
- ASIN
- B07DV23RDL
- Customer Reviews
- 4.6 4.6 out of 5 stars (112)...
- Material Type
- Polyvinyl Chloride (PVC)
- Strand Type
- Braided
- Fishing Line Type
- Amplitude Freshwater Infinity Fly Line
- Breaking Strength
- 40 Pounds
- Line Weight
- WF-5-F
- Color
- Bamboo/Buckskin/Camo
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