Kahler Tremolo Bridge, Black Bridge Arm, Electric Guitar Parts, Greco MADE IN USA This is the bridge that was on a Greco JJ-1. ■ Condition Operation confirmed. No smokers, no pets. Please forgive any oversights as this is a casual inspection. ■ Other * To prevent trouble, please be sure to check the condition. Please feel free to comment if you have any concerns. * There are individual differences in how people perceive the condition of the product, so please understand that this is a "used item" and refrain from purchasing if you are nervous. Thank you for your understanding and purchase.