Unused Lenovo manufactured battery for Thinkpads - doesn't work with my x220, would consider trades for something that would work with it.
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Lenovo ThinkPad Battery 68+ (6 cell) Lithium-Ion Notebook Battery, 72Wh, 10.8V, 0C52862
Compatible with X240, X250, X260, X270, W550, W550s, P50s, L450, L460, L470, T440, T440s, T450s, T450, T460, T460p, T470p, T550, T560
https://www.newegg.com/lenovo-0c52862-6-cell-lithium-ion-battery/p/N82E show contact info