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Scientific Anglers Amplitude Textured Trout GP Fly Line
Scientific Anglers Amplitude Textured Trout GP Fly Line

Scientific Anglers Amplitude Trout GP Fly Line

The casters fly line!

$129.95

General Purpose Trout Taper. This line is one quarter size heavy and a fly casters dream. They call this “The Casters Fly Line”.

Free shipping on all United States orders over $50.
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New for 2026, the Scientific Anglers Amplitude Textured Trout GP Fly Line– General Purpose Trout Taper. This line is one quarter size heavy and a fly casters dream. They call this “The Casters Fly Line”. 

The Amplitude Textured series of lines are, simply put, some of the highest-performance fly lines in the world. With up to five times less drag and eight times the durability of traditional lines, this will change the way you look at fly line performance.

* Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
* Mid-length head for exceptional mending and accuracy at distance
* The casters line
* Floating Texture on the tip section for the ultimate in flotation; it simply keeps dry flies floating longer
* Shooting Texture rear head and running line delivers longer casts, thanks to a reduction in friction
* Braided multifilament core
* Available in 3wt- 6wt
* Color is Butter/Sage/Willow

Features SA Line ID, AST + Coating, Shooting Texture, Improved Dry Tip, Welded Loops

SA Amplitude Textured Trout GP 3wt WF-F
* 30′ Head Weight: 105 grains
* Total Head Weight: 160 grains
* Head Length: 49.5 feet
* Total Length: 90 feet

SA Amplitude Textured Trout GP 4wt WF-F
* 30′ Head Weight: 125 grains
* Total Head Weight: 185 grains
* Head Length: 49.5 feet
* Total Length: 90 feet

SA Amplitude Textured Trout GP 5wt WF-F
* 30′ Head Weight: 145 grains
* Total Head Weight: 220 grains
* Head Length: 50.5 feet
* Total Length: 90 feet

SA Amplitude Textured Trout GP 6wt WF-F
* 30′ Head Weight: 170 grains
* Total Head Weight: 255 grains
* Head Length: 51 feet
* Total Length: 90 feet

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  • Free shipping on most orders over $50 within the continental US (UPS Ground or USPS). Orders under $50 ship for $7.95.
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  • International: Canada $29.95 (under 4 lbs) or $49.95 (over 4 lbs). All other countries $49.95 (under 4 lbs) or $69.95 (over 4 lbs).
  • Sales tax: Applies only to orders shipped within Ohio.

Read our full Shipping Policy

Mad River Outfitters features an absolutely hassle free return policy!

If you need to return an item for any reason

  1. simply follow the instructions that are provided with each order
  2. Send us a quick e-mail, [email protected] AND simply drop a note in the return package with the following information: Your name, Order Number, Item(s) and a quick note on reason for returning. These instructions will also be printed on the return/address form. Please note that if it has been longer than 30 days, we will need to contact you to get a credit card number in order to apply the credit. Please make sure that we get a good phone number in that case.
  • Drop the item in the mail/UPS to us and that's it! We'll be looking for it!
  • We will be waiting for the item and will issue an immediate credit to your credit card account or...... you may leave the money on store account for future purchases. If we don't hear otherwise, the refund will go back on the exact card used for the transaction. * If an item was not purchased via the internet....ie phone or the purchase was made more than 30 days previous,  we will need to contact you to secure a means of credit.
  • Once we process your return, we will make note on your "Customer Service Notes" and then drop your return/credit receipt in the mail.
  • Non-defective, returned merchandise must be in re-sellable condition.
  • Please make non-defective returns within 30 days of purchase- please contact us if more time has passed
  • Please note that we simply cannot offer Free returns on merchandise that is non-defective or in error. We offer Free shipping outbound on all orders over $50.00 but, as a small business, simply cannot offer Free shipping on "general" returns. 

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