MacBook Pro 15" Unibody (Mid 2009-Mid 2010) Battery - iFixit
Battery for Apple A1321 Battery for Apple Macbook Pro 15 inch A1286 ( Mid 2009 2010) MB985J/A - Newegg.com
The FAA has banned the recalled 15-inch MacBook Pros with faulty batteries from flights
Amazon.com: A1321 Battery for Apple MacBook Pro 15" inch A1286 (Only for Mid 2009, Early/Late 2010), fits MC118LL/A MC373LL/A MB986LL/A Series Notebook : Electronics