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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 leader formulas meeting your selected criteria.
You can read more about this new tool here.
Leadercalc currently contains 2703 leaders, so there are enough to choose from.

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

Randomly selected: Dry, Flat Water Standard

Category: Dry Fly Leaders

4X - 10.0'
Show all variations

10" of 0.0170 (05X)
19" of 0.0150 (03X)
19" of 0.0130 (01X)
19" of 0.0110 (0X)
13" of 0.0090 (2X)
17" of 0.0080 (3X)
23" of 0.0070 (4X)

Randomly selected: Whitlock's Floating Line Nymph and Midge

Category: Name-Specific Formulas

6X - 10.0'
Show all variations

24" of 0.0180 (06X)
12" of 0.0160 (04X)
12" of 0.0140 (02X)
6" of 0.0120 (00X)
6" of 0.0100 (1X)
6" of 0.0090 (2X)
6" of 0.0080 (3X)
12" of 0.0070 (4X)
36" of 0.0050 (6X)