We use M16x1.5 internal thread which is easily adapted down to a smaller thread size.
We have two adapter sizes 3/8-16 to M16x1.5 and M10x1.25 to M16x1.5
Other bushings can be found on Amazon or from Speed Dawg.
Specifications
| Finish | Black or Brushed Aluminum |
| Shift Handle Thread Size | No Adapter Bushing or 3/8-16" or M10x1.25 |