Product Details Shipping & Returns Product Details Satellite L775D-S7132 Laptop Key Replacement There are 3 version of the plastic hinge clip (the plastic thing under the key cap) Here is the easiest way to tell which version you have, look at the metal tabs, TC29 has 4, TC28 has 3 with one wider tab in the bottom, and TC38 has a shorter tab in the bottom. TC28 TC29 TC38 Shipping & Returns