Ronstan has a new product that seems interesting: a soft clutch which they call the Constrictor.
| metric (mm) | imperial (1/32) |
|---|---|
| 1 | - |
| 2 | - |
| 3 | 1/8 |
| 4 | 5/32 |
| 5 | 3/16 |
| 6 | 1/4 |
| 7 | 9/32 |
| 8 | 5/16 |
| 9 | 11/32 |
| 3/8 | |
| 10 | 13/32 |
| 11 | 7/16 |
| 12 | 15/32 |
| 13 | 1/2 |
| 14 | 9/16 |
| 15 | 19/32 |
| 16 | 5/8 |
| 17 | 21/32(11/16) |
| 18 | 23/32 |
| 19 | 3/4 |
| 20 | 25/32 |
| 21 | 27/32(13/16) |
| 22 | 7/8 |
| 23 | 29/32 |
| 24 | 15/16 |
| 25 | 1 |