For US Apple 12 inch Macbook A1534
Retina Display Butterfly Individual Replacement Keyboard Key Keys
Each purchase comes with the
plastic key top and butterfly hinge piece.
Buyer may need tweezers if the
butterfly hinge was broken and need to be replaced
Before installation,you need to
know how to install it,watch it carefully,then you will see the locks are
different on two sides under the key
Insert one side first,then push
down the other side(you need to know which side to insert and which side to
push down)