SA Amplitude Smooth Bonefish Plus Floating Tropical Fly Line
The SA Amplitude Smooth Bonefish Plus Floating Tropical Fly Line is based on the popular SA Grand Slam taper profile. It features an extended head length and a lighter, half-heavy weight while maintaining a short front taper for easy casting of long leaders. The Amplitude Smooth series delivers up to five times less drag and eight times the durability of traditional fly lines.
- Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
- High-contrast sighter to identify the back of the line when fighting fish on long runs
- Tropi-Core technology remains stiff and slick in tropical environments
- Welded loops on both ends
- SA line ID
| Specification | Value |
|---|---|
| Weight | Half-heavy |
| Taper Profile | Grand Slam |
| Line Type | Floating |
| Drag Reduction | Up to five times less than traditional lines |
| Durability | Eight times more durable than traditional lines |
| Core Technology | Tropi-Core |
| Sighter | High-contrast |
| Ends | Welded loops |
FAQ
What makes the AST Plus slickness additive different from other additives?
The AST Plus additive improves shooting performance and increases line durability by reducing friction during casting and movement.
Is the line suitable for use in tropical conditions?
Yes, the Tropi-Core technology ensures the line remains stiff and slick even in warm, humid tropical environments.
Does the high-contrast sighter help during long fights with fish?
Yes, the high-contrast sighter allows anglers to easily identify the back of the line when fighting fish on long runs.



Jane Walsh –
This line casts smoothly even with long leaders. The high-contrast sighter helps a lot when fighting fish in the water. It feels durable and performs well in warm conditions.
Lillian Ince –
Great for bonefish fishing in tropical areas. The drag reduction makes casting easier and the line holds up well after repeated use.
Alison Hamilton –
The welding on both ends is solid and the line feels slick. A bit heavier than expected for half-heavy, but still manageable in the field.
Deirdre Hart –
The AST Plus additive makes a noticeable difference in how the line shoots. I’ve used it in multiple tropical locations and it performs consistently.
Andrew Burgess –
Long leaders cast cleanly and the sighter is easy to see. It’s a reliable choice for long-distance fishing in warm climates.