Used 2025 MXR M66 / CL1 Classic Overdrive Effect Pedal

Push your amp with a Used 2025 MXR M66 / CL1 Classic Overdrive in Excellent condition, delivering warm, responsive drive from subtle grit to singing sustain. This compact stompbox keeps your guitar’s character intact while adding classic mid-focused punch for blues, rock, and beyond. Simple top-mounted controls let you dial in Output, Tone, and Drive fast, and true bypass switching preserves your clean signal when off. Standard 1/4" in/out connections.