Spare Parts, durable and easy to install.Fine workmanship and perfect style.size:7.0mm, 7.5mm, 7.8mmMaterial: aluminiumcolour: As shownPackage Contents:1 set x Lock tool(3pcs)Only 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.