Sansui G3500/ Original Bass/Treble Control. Tested Parting Out Sansui G3500.

Sansui SIX Original Balance,Bass,Treble Knob. Tested Parting Out SIX Receiver

Sansui 9090 Original Bass, Treble or Midrange Control. Tested. Parting Out 9090

Sansui G4500/ Original Bass/Treble Control. Tested Parting Out Sansui G4500.

Sansui 4000 Original Bass or Treble Control. Tested. Parting Out 4000 Receiver.

Onkyo TX-2500 MKii Original Bass/Treble Control. Tested Parting Out TX-2500 MKii

JVC JR-S100 Original Volume/Bass/Treble Knob Tested. Parting Out Entire JR-S100

Sansui 5000 Receiver Parts - Split Knob Tone Controls Treble Bass