Amazon.com: Ernie Ball Cord & Spring Kit, for Full-Size Volume Pedals (P06157) : Musical Instruments
Ernie Ball VP Jr Lifetime String Instalation - YouTube
Lifetime Replacement String for Ernie Ball Volume Pedals | Shnobel Tone
Ernie Ball String & Spring Kit For VP JR (6172) : Amazon.it: Strumenti Musicali
Did my first mod today! Took a Ernie Ball Expression drive and turned it into a extra mini volume pedal! A pretty simple mod but it made me super happy to finish! :
Ernie Ball Volume Pedal Spring and String Replacement - iFixit Repair Guide