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The table below gives cable travel ratios for adapters from JTek Engineering, and for the Problem Solvers Travel Agent. These adapters may be used in either direction, to increase or decrease cable travel. Note that the numbering of the Shiftmate adapters does not increase in the same order as the ratios.
| Adapter | Ratio | Angle |
|---|---|---|
| Shiftmate #1, 1S | 1.051 | 100°, straight |
| Shiftmate #2, 2S | 1.108 | 100°, straight |
| Shiftmate #3, 3S | 1.246 | 100°, straight |
| Shiftmate #4, 4S | 1.199 | 100°, straight |
| Shiftmate #5, 5S | 1.320 | 100°, straight |
| Shiftmate #6S | 1.619 | straight |
| Shiftmate #7S | 1.338 | straight |
| Travel Agent | 1.911 | 90° |
See the article on mixing and matching shifters, derailers and sprocket spacings on this site.
The article on adjusting direct-pull cantilever brakes on this site describes the use of the Travel Agent adapter.
