Sci Angler Mastery Infinity Floating Fly Line
The Mastery Infinity has the power to bomb out streamers, yet retains delicacy for dry flies. It mends like an absolute dream, and delivers flies at all distances. Built a half-size heavy, with a long head and substantial front taper, it’s perfect for everything from trout and panfish to pike and steelhead. There’s a reason we call it the Infinity: there is no end to what you’ll be able to do with it.
- Extremely versatile general-purpose taper designed for most freshwater species; an excellent 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 performance across a wide range of fishing conditions and species
| Specification | Detail |
|---|---|
| Weight | Half-size heavy |
| Line Type | Floating |
| Front Taper | Substantial |
| Head Length | Extended |
| Recommended Use | Trout, panfish, bass, steelhead, pike, salmon, grayling, carp |
FAQ
What types of fish is the Mastery Infinity line best suited for?
The Mastery Infinity is ideal for trout, panfish, bass, steelhead, pike, salmon, grayling, and carp due to its versatile taper and strong mending ability.
Can this line be used with different rod actions?
Yes, although designed for fast-action rods, the Mastery Infinity works well with a variety of rod actions thanks to its half-size heavy weight and balanced taper.
Does the line perform well for long-distance casting?
Yes, the extended head length provides excellent long-distance casting and superior mending capabilities, making it reliable for reaching distant targets.



Joshua Carr –
I’ve used this line for both dry fly and streamer fishing. It casts smoothly and mends easily, even in windy conditions. Great for trout and panfish in streams and lakes.
Molly Metcalfe –
The extended head makes a big difference in my long casts. I can now reach farther without losing accuracy. Works well with both fast and medium action rods.
Harry Rutherford –
Solid all-around line. I use it for steelhead and bass. The mending is smooth and the line holds up well in cold water conditions.
Ruth Churchill –
Perfect balance between power and delicacy. I can cast heavy streamers without worrying about breaking the line or losing control on delicate dry flies.