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 Voodoo Lab Power Supply & Effects Line Call for Price Ibanez Phaser PT9 $130.00 DIAMOND Effects Pedals Call for Price