RRP £199.95. Use it with extreme caution! Designed in conjunction with the legendary Slayer guitarist, this beastly, tattoo-covered pedal has all the functions of the M-108 times two with its dual outputs. The KFK-1 will help you shape thrash-approved scooped-mid rhythm tones plus create raging sustain and feedback. It"ll help you wring more thunderous low-end out of your rig than you ever thought possible. Use it with caution. And don"t say we didn"t warn you! Features: Dual outputs let you punish 2 amps at once Boost for solos Create thrash-approved, scooped-mid rhythm tones Raging sustain and feedback Blow "em away with this king-of-the-hill sound shaper.