Our guitar bridges produce great tone and clarity to make your guitar look great.It can help you create real vibrato manually by changing intonation and height level.All installation accessories are included in the package and can be easily installed without additional tools.There may be some slight differences due to lighting effects, display brightness, manual measurement, etc.Material: Zinc alloy, the bridge is durable and corrosion-resistant.Dear friends, if you are not satisfied with our products or services, please contact us immediately and we will try our best to solve it.