Features:4 sizes of slide bars, seperately are 28mm/51mm/60mm/70mm, they are all included in one set.Giving out clear and bright sound, with excellent intonation and superior sustain.Centerless and ground metal to get to a precise tolerance, suitable for playing country music, jazz and blues.That will not chip, flake or rust, the color is beautiful and timeless golden.Great for electric guitar, folk guitar, bass, mandolin and banjo.Specifications:Condition: Brand NewMaterial: MetalColor: GoldenLength: Approx. 70 mm / 2.75 in, 60 mm / 2.36 in, 51 mm / 2 in, 28 mm / 1.1 in (Included)Outer Diameter: 25 mm / 0.98 inInner Diameter: 21 mm / 0.83 inWeight: Approx. 216 gPackage List:4 * Guitar Slide Bars