Item Condition:  This item is  New and is in great working and cosmetic condition  

IDENTIFYING NUMBER:
Apple Part # 922-9780, 076-1381, 661-5867 
Printed Part # 821-1312-A,821-1312-02,BCM94331PCIEBT4AX

COMPATIBILITY:
13" MacBook Pro A1278 
Early 2011 MC700LL/A 2.3 i5
Early 2011 MC724LL/A 2.7 i7
Late 2011 MD313LL/A 2.4 i5
Late 2011 MD314LL/A 2.8 i7