Used Keeley BUBBLE TRON Effect Pedal

Unleash classic funk and psychedelic filter sweeps with this used Keeley Bubble Tron effect pedal in excellent condition. Featuring envelope filter, phaser, and flanger-style tones in one compact stompbox, it delivers touch-sensitive quack, swooshy modulation, and studio-worthy clarity for guitar or bass. Simple controls let you dial in sensitivity, rate, and depth fast, while true-bypass switching preserves your core tone when off. Built tough and ready for the stage or studio.