Spare Parts, and easy to install. Fine workmanship and perfect style. size:7.0mm, 7.5mm, 7.8mm Material: aluminium colour: As shown Package 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.