This is the Antennae encasing unit for the MacBook Air. This unit attaches to the display hinges and holds the antennae in place. (antennae sold separately)
This is a B-grade part which in this case refers to the fact that some of the fixing tabs have broken off.
Condition : Grade-B
B-grade means that although fully working and in generally good condition, the product will have minor but noticeable cosmetic marks or defects.
Part Number(s) : 661-5302, 661-4919, 661-5301, 661-4590
Warranty : 3months
Compatibility: