Lenovo HEAT SINKS
90200827
is compatible in the following Models:
Lenovo B Series laptops
B580 Laptop (Lenovo) - 437728M
B580 Laptop (Lenovo) - 43772AM
B580 Laptop (Lenovo) - 43772BM
B580 Laptop (Lenovo) - 43772DM
B580 Laptop (Lenovo) - 43772JM
B580 Laptop (Lenovo) - 43772KM
Other Lenovo Models
B580 Laptop (Lenovo) - Type 4377 - 59341001 (5934-1001) - 59341001