Description:Easy to Use: There are two knobs on each side of this guitar bridge, so you can easily adjust the height of the bridge. Simple Installation: You don't need to use any special tools to install this jazz guitar bridge and it is convenient to remove and replace. Useful Equipment: This 6 string bridge guitar allows you to adjust the height from 21 to 26mm, meeting different needs. Suitable Guitar: This wooden adjustable bridge is suitable for most kinds of jazz guitars, and the length is about 120mm. Replacement: This wooden archtop guitar bridge is a good choice to replace your worn or damaged guitar bridge. Specification:Material: Wood, Copper. Color: show as picture. Height Adjustment: Approx. 21-26mm/0.83-1.02in. Length: Approx. 120mm / 4.7 in. Width: Approx. 12mm / 0.47 in. Note:There may be a little color distortion due to the different resolutions of your computer. There may be a slight error due to different manual measurements. Package Included: 1 Piece Bridge Guitar.