D'Addario LOKNOB PRO (Small)
SMALL BLACK AND SILVER METAL KNOB
Dial and lock in your sound settings with D’Addario’s easy-to-install Loknob. Once in place, simply rotate the knob to click into the sound you need. For larger sound adjustments, lift the knob, rotate to your desired sound, then release. Loknob retrofits to most amplifiers, effects pedals, instruments, and live/studio gear.