Matching Knobs - 2 Diameters

[J Posega]

Trying to find a source for matching/complimentary chrome knobs in 2 sizes, like how sometimes Ibanez will use standard sized knobs for volume and blend, then smaller versions of those for the preamp controls.

Reference photo:

 

[Zooberwerx]

Mine measured out at 16 & 12 mm. I found some chrome knobs...among others...although they're not dome-type:

Knobs - Love My Switches

Riis