Discontinued BOSS classic metal distortion, ACA version (12 volt centre negative if run on a power supply). Vintage made in Japan.

Engraving on top of pedal.

Video: https://youtu.be/lENwLyFsrX8

Product Specs

• Item Number: 37213
• Make: BOSS
• Model: HM-2 Heavy Metal
• Condition: Very Good
• Finish: Black
• Categories: effects-and-pedals ⇒ distortion ⇒ pedal
• Function: Distortion
• Year: 1986
• Made In: Japan
• MPN: 37213
• Modular Grid: Pedals ⓘ ＋
• Dimensions*: 73 mm wide 129 mm high
• Power*: 10 mA / 9 V DC / Negative Center

* User contributed details