Mastery Grand Slam Taper – Light Blue
Tarpon. Bonefish. Permit. All in one day. All on one line. That’s the idea behind the Mastery Grand Slam, a fly 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.
- Designed for demanding tropical saltwater applications
- Loads rods quickly, cuts through wind with ease, and turns over big saltwater flies
- Short, powerful head for quick casts to moving targets
- Overweighted by .75 sizes to load rods quickly; use designated line weight for your rod
- Overweighted to load rods quickly and efficiently
- Tropi-Core™ technology provides enhanced performance in saltwater environments
| Feature | Specification |
|---|---|
| Line Weight | Designed for specific rod weights; use designated line weight for your rod |
| Color | Light Blue |
| Core Technology | Tropi-Core™ |
| Application | Tropical saltwater fishing (tarpon, bonefish, permit) |
FAQ
What types of fish is the Mastery Grand Slam line best suited for?
The Mastery Grand Slam is designed for tropical saltwater species such as tarpon, bonefish, and permit, making it ideal for targeting these challenging fish in windy conditions.
How does the short, powerful head improve fishing performance?
The short, powerful head allows for quicker casts and better performance in windy conditions, enabling anglers to accurately reach moving fish and turn over large saltwater flies efficiently.
Is the line overweighted, and does that affect casting?
Yes, the line is overweighted by .75 sizes to load rods quickly. This helps with rod performance and casting efficiency, but users should always match the line weight to their rod specifications for optimal results.



Matt Anderson –
Fished in the Florida keys during a windy morning and the line handled the wind well. The short head allowed me to cast accurately to moving tarpon. The light blue color stands out in the water, which helped with visibility.
Dan Edmunds –
Great for bonefish and permit in shallow flats. The Tropi-Core technology felt durable and the line loaded quickly on my rod. A bit heavy in gusts, but manageable with practice.
Victor Henderson –
Used it during a permit season in the Bahamas. The overweighted design helped with rod loading and the line cut through wind easily. Casts were consistent and I caught two fish in a single session.
Angela Manning –
The color is vibrant and noticeable in the water. It performs well in saltwater conditions and handles wind better than my previous line. Slight learning curve with the weight, but worth it.