Used Universal Audio KNUCKLES Guitar Preamp

Used in good condition, the Universal Audio KNUCKLES Guitar Preamp delivers rich analog tone and dynamic response tailored for discerning guitarists. Designed to bring studio-grade quality to your live or recording setup, this preamp features high-voltage Class A circuitry, dual 12AX7 tubes, and versatile tone-shaping controls including gain, EQ, and output level. The unit supports both Hi-Z and balanced outputs for seamless integration with amps, pedalboards, or interfaces. With only minor cosmetic wear and fully functional electronics, this pre-owned KNUCKLES is ready to add warmth, clarity, and bite to your guitar signal while preserving the integrity of your tone.