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LeaderCalc

Select the desired specifications for your leader and press "Find leaders" to look up suggestions.

Quick use

Using the form above you can ask LeaderCalc to caculate and show you a number of fly fishing leader formulas meeting your selected criteria. You can read more about this new tool here.
Leadercalc currently contains 2768 leaders for fly fishing, so there are enough to choose from.

Below you see a couple of randomly selected knotted, tapered leader formulas. Click on the name, category or other elements to see more.

Randomly selected: Kaufmann's Streamborne Trout

Category: Name-Specific Formulas
NameSectionsTippetLengthLineFormula

5X - 12.0'
Show all variations

95X
0.0060"		12.0'4-7wt.
36" of 0.0210
28" of 0.0190 (07X)
11" of 0.0170 (05X)
11" of 0.0150 (03X)
11" of 0.0130 (01X)
8" of 0.0110 (0X)
8" of 0.0090 (2X)
11" of 0.0070 (4X)
21" of 0.0060 (5X)
Save | Labels

Randomly selected: Modified Foolproof

Category: Miscellaneous Leaders
NameSectionsTippetLengthLineFormula

4X - 7.5'
Show all variations

74X
0.0070"		7.5'3-6wt.
29" of 0.0180 (06X)
25" of 0.0160 (04X)
5" of 0.0140 (02X)
5" of 0.0120 (00X)
5" of 0.0100 (1X)
5" of 0.0080 (3X)
18" of 0.0070 (4X)
Save | Labels
 

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The GFF money box
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