Shifter Knob Insert :

Thread Size M16x1.5

22mm Diameter (Heavy)

0.760" Diameter (Light)

Reducers :

8mm x 1.25

10mm x 1.25

10mm x 1.50

12mm x 1.25

12mm x 1.50

12mm x 1.75

5/16 x 18

5/16 x 24

7/16 x 20

1/2 x 20

3/8 x 16

3/8 x 24