According to the original factory specifications.Perfect match for the original equipment.Easy installation.Stable characteristics, high reliability.colour:White + silverMaterial:Metal + ABSsize:55*8.5mmPackage Contents: 2 * chain tensionerOnly 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.
