Product Name: Deep Groove Ball BearingModel: 607ZZMaterial: MetalOuter diameter: 19 mm / 0.75 inchInternal diameter: 7 mm / 0.26 inchWidth: 6 mm / 0.24 inchMain color: silverWeight: 140 gPackage Content: 20 x Deep Groove Ball BearingsOnly the above package content, other products are not included.Note: Light shooting 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.
