Getting a replacement battery for Macbook Pro 15

[Onamuji]

N-OS X-tasy! wrote:
[quote=Onamuji]
For Macs that old, replacement batteries are a crapshoot.

Beware that even "new" batteries have likely been sitting on a shelf for a few years.

Where does he state how old the MBP is?
The kind of battery gives it away.