The shift knob size is M12*1.25,
the package will have other 3 x Threaded adapters (M8x1.25, M10x1.25, M10x1.5)
Brand new never used or installed.
Direct replacement of the original knob, no modification needed so long as thread size matches.
1 x Shift knob
3 x Threaded adapters (M8 x 1.25, M10 x 1.25, M10*1.5)