YAMAHA PS-55 Keyboard Synthesizer Plastic Slider Cap Knob Spare Part

For Yamaha DX7 MK1 DX9 DX5 DX1 DX21 DX27 DX100 Slider Knob 3x Volume/Data Entry

Yamaha PSR/PSS Slider Switch Knob Cap Gray

Yamaha Montage Slider Knob

[FRS] YAMAHA PSR-21 Keyboard ON/OFF Button Cap Volume Knob Slider [Select Part]

[FRS] YAMAHA PSR-15 Vintage Keyboard Part: Volume Slider Gray Tip Cover Cap Knob

[FRS] M-AUDIO Oxygen 49 MIDI Keyboard Slider Volume Knob Cap Cover [Select Part]