ZVex Box of Rock Vexter distortion pedal. A fantastic pedal to simulate an old Marshall with everything all the way up. Very clear and transparent overdrive and a powerful boost that can be used independently or after...

Here's the Vibrophase™, a five-knob four-stage phaser that creates phase and vibrato nuances never heard before. Five knobs! Count 'em! Speed sweeps from maddeningly slow to puppy dog flippy, vibrato/phase sweeps from,...

The Silicon Fuzz Factory contains carefully selected silicon transistors that preserve the classic texture of the original germanium Fuzz Factory while providing temperature stabilization. This means that it can be used...

Designed for bass, a favorite for guitar, this incredibly sub-frequency-preserving unit will hold on to the lowest lows like no fuzz ever heard before. It features a gentle gate for silencing your instrument between...

A sub-heavy silicon fuzz with some new twists: An input impedance control (push/relax) that adjusts from passive pickupsto line level. It works very well for re-amping bass tracks that needto be fuzzed up after tracking...

The Channel 2 is derived from the second channel of our Super Duper 2-in-1 pedal. This is a small footprint pedal that covers the range from unity gain line buffer, to a light transparent overdrive. Think of it as the...

The Fuzzolo is a raging beast of a fuzz. We managed to squeeze this wild thing into a small box to save real estate on pedal boards, and because we could. The Fuzzolo has two controls: Volume (post gain), and Pulse...

A version of the Fuzz Factory. This variation features a three position mini toggle switch. Setting 1 is a standard Fuzz Factory, settings 2 and 3 introduce “low” and “lower” frequencies to manipulate, oscillate, and...

The Sonar™ is a “tremolo” pedal, but this one’s different. This unit has the ability to chop up any signal you send into or out of it. Unlike most other tremolos, it can cut down your high gain signal to silence. It can...

This pedal was originally designed for J.Mascis. He requested two Box of Rock™ pedals in one box with two stomp switches. He uses it regularly now, but we did one (or two) better with the one we’re releasing to the...

This pedal was designed to emulate the sounds and textures of the Lo-Fi Loop Junky™ in real time, but it goes far beyond that. Click it on and mix your sparkly clear compressed signal with the smashed, lo-fidelity...

Packed with knobs that let you control everything from tight, radically fuzzy sounds that gate off instantly when you stop playing, to intermodulating oscillations that fight for control of your guitar as your notes...

This Box of Rock™ simulates Zachary’s favorite amp turned up all the way, a 1966 Marshall® JTM45. The tone control adjusts brightness and there’s a high-headroom low-noise boost. New Vertical Layout is Pedal board...