Amazon.com: Lenovo USA ThinkPad Pro Docking Station (P/N; 40AH0135US) Used In Specific Models Only; P52s, L580, L480, T580, P580p,T480s,T480, X1 Carbon Gen 6, X280 (Renewed) : Electronics
Lenovo 40AJ Ultra Docking Station T580 T480 T480s T490s AC incl 40AJ0135US | eBay
Lenovo ThinkPad Ultra Docking Station for T490 T495 T580 T590 w/135W AC Adapter | eBay