I have the Momo version https://www.rivalmotorsport.co.uk/momo-competizione-gear-knob-chrome-universal. It comes with various diameter plastic cups to slip over the shaft for a firm fit before using the grub screws.

Hasn't come loose in 1000 miles.

'16 M3W
'44 Willys Jeep
'16 Westfield 11