Zvex Volume Probe (1999) $399.00 1 in stock Quantity Add to cart Additional information Condition Excellent Make Zvex Model Volume Probe It's A Lefty FALSE Add to Wishlist Product Code: 3097819. Category: Effects. Related Products Ibanez Phaser PT9 $130.00 Eventide Various Models Call for Price Electro-Harmonix Mole Bass Booster $95.00