?Note? If you are not sure whether the key cap and hinge are suitable for you, please contact us in time, we have professional engineers to help you. ?Installation tips? If the white scissor hinge is not damaged, you can directly install the black key cap. If the hinge is damaged, please install the white scissor hinge first, and then install the black key cap. ?Package ? A set of keyboard caps for US version (without white hinge)