Need 2 knobs for SANSUI AU 2900

[Lynyrd]

Hello.
Need 2 knobs for Amplifier SANSUI AU 2900.
Or 3900,4900.
Or tuner TU 2900 or 3900.
Sise 12mmx12mm.

Regards

 

[Lynyrd]

Solved,thank to delete