This is the support bracket for the motherboard, compatible with the Chromebook 11 (3180) Laptop.
Compatible Dell Laptops:
-Chromebook 11 (3180)
-Chromebook 11 (3189) 2-in-1
-Chromebook 11 (3181)
-Chromebook 11 (3181) 2-in-1
-Latitude 3190 Laptop
-Latitude 3180
P/N: AM1WW, 0AM1WW000200