Lenovo ThinkPad 4337 0B00031 04W1816 04W1502 Mini Dock Series 3 Docking Station Lenovo ThinkPad 4337 0B00031 04W1816 Mini Dock Series 3 Docking Station Compatible Model(s): L412, L512, T400S, T410S, T410i, T420, T420i, T510, T520 Compatible Lenovo FRU: 45M2489, 75Y5735, 04W1502, 04W1816