Chrome plated surface with creamy-white plastic buttons, perfect for acoustic guitar. ratio: 1:14, Steel body and plastic button, heavy duty internal & standard size.3 Machine head in a line, 2 pieces tuning keys, one is for left, the other one is for right.perfect to replace your old and dirty tuning pegs and great for guitar tuning.Installation diameter 6mmLocation: 3L/3Rcolour:Photo Colormaterial:metalsize:107*385*35mmPackage Contents:1 * triple right guitar head1 * Left guitar head6 * washer8 * screwOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.