Amplitude Smooth Grand Slam Taper – Pale Yellow / Sand
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, this will change the way you look at fly line performance.
Tarpon. Bonefish. Permit. All in one day. All on one fly line. That’s the idea behind the Amplitude Smooth Grand Slam, a line designed specifically to help you achieve one of angling’s most elusive accomplishments. With a short, powerful head the Grand Slam cuts through wind and turns over crabs, shrimp, and tarpon toads with ease. We’ve got the line. You just need the fish.
- Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
- The perfect line for bonefish
| Specification | Value |
|---|---|
| Line Type | Smooth Fly Line |
| Taper | Grand Slam |
| Color | Pale Yellow / Sand |
| Drag Reduction | Up to five times less drag |
| Durability | Eight times more durable than traditional lines |
| Key Use | Bonefish, Tarpon, Permit |
FAQ
What makes the Amplitude Smooth Grand Slam different from other fly lines?
It features the AST Plus slickness additive, providing superior shooting ability and increased durability. The short, powerful head allows it to cut through wind and perform well in challenging conditions.
Is this line suitable for fishing bonefish?
Yes, it is specifically designed for bonefish and performs well in their natural environments.
Can this line be used for tarpon and permit fishing?
Yes, the Grand Slam line is effective for tarpon and permit due to its strong head and low drag performance.



Emily May –
Used this line for bonefish and tarpon in the mangroves. The casting performance is smooth and the line holds up well even in windy conditions. No tangles or snags after several hours of use. Highly recommend for coastal anglers.
Connor Martin –
Fished with this line during a permit season. The head cuts through wind easily and the line doesn’t drag. The color blends well with the environment. Great for both bonefish and larger species.
Emily Gibson –
Solid performance in light to moderate wind. The line feels smooth and casts true. A bit more expensive than standard lines, but the durability justifies the cost for frequent use.
Julian MacDonald –
Perfect for my daily bonefish trips. The AST Plus additive makes it glide through the water with minimal resistance. I’ve used it for over a week with no issues.