Hotone Bass Press 3-in-1 Bass Wah/Volume/Expression Pedal at Gear4music
Boss AW 3 Dynamic Wah Pedal for Guitar or Bass with Tempo Control, Expression Pedal Input, and "Humanizer" Effect With Gifts|Guitar Parts & Accessories| - AliExpress
Amazon.com: MeloAudio EXP-001 Volume Expression Wah Bass Guitar Effects Pedal l for Guitar & Bass with Instrument Cable : Musical Instruments
Zoom B1X Four Bass Multi-Effects Processor with Expression Pedal + Cable Accessory Kit - Walmart.com
Top 14 Best Wah Pedals For Guitar & Bass Of 2022 – My New Microphone