1. Guitar stop bar tailpiece is compatible with / SG style guitars and many 6-string electric guitars that use the traditional stop type tailpiece.2. Guitar stop bar tailpiece is made of metal.This tail piece has an overall string span of 52.5mm with the six string holes set deep into the rear edge of the tailpiece.3. Easy to install.A good replacement part for broken or old one.4. Spacing between mounting holes: 82mm, String spacing: 10.5mm.5. upplied with splined bushing to fit into the guitar body that hold the adjustable posts that fit either end of the bar.Colour:BlackMaterial:Zinc alloyPackage Contents:1 x Tailpiece2 x StudsOnly the above package content, other products are not included.Note: Light reflection 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.