10pcs Color Mixer Fader Cap Straight Slide Potentiometer Fader Button / Playing Discs Knob Cap 4mm Hole Audio Adjustment Cap - Switch Caps - AliExpress
Clear Fader Caps for Eurorack Modules – WMD
Chroma Caps by DJ TechTools
6pcs Mixer Fader Caps For Yamaha Alan Soundcraft / T Type Signal Amplifier Cap Red Yellow White Blue Light Gray Black - Switch Caps - AliExpress
Amazon.com: Pioneer Replacement Fader Knob for DJM300/500/600/3000 Model # DAC2355 : Musical Instruments
Yamaha WN980500 Channel Fader Knob For CL1, CL3, CL5 | Full Compass Systems
24pcs Mixer Knob / Fader Cap Crosscut Knob fader cap for PIONEER DJM Mixer | eBay
8pcs Hole 8mm Potentiometer Fader Knobs Caps / Mixer Fader Cap 8mm / Sounder Equalizer Push Rod Cap Push Button - Potentiometers - AliExpress