1. Heat sink screws for MacBook Pro 13.3 inch A1706 / A1708 / A1989 / A2159 / A2289 / A2251 / A2338 / A1707 / A1990.
2. Repair and fix your broken or unusable item with it.
3. Each item has been checked and in good condition before shipping.
4. Completely fit and work.
5. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts.