Lenovo ThinkPad X270 X260 T470 T460 W540 Base HUB Docking Station Dual Screen Expansion 40A20090CN - AliExpress
Lenovo ThinkPad T470 T470s T550 Basic Docking Station Port Replicator DOCK ONLY | eBay
Lenovo ThinkPad Ultra Docking Station for T440 to T470, L440 to L470, X240 to X270, T540 to T570 - YouTube
Amazon.com: Lenovo ThinkPad USB 3.0 Pro Dock (40A70045US) 45W AC Adapter With 2 Pin Power Cord Included, Item Does Not Charge The Laptop Or Tablet When Attached : Electronics
Docking Station Lenovo 40A0 THINKPAD Basic Dock T460P T460S T470 T470S T540P | eBay
Refurbished: Lenovo ThinkPad Pro Docking Station 40A1 USB 3.0 for T470 T470s T450 T460 T460s T460p T540 T550 T470 T470s P50s P51s X260 X270 L470 L540 L460 L560 L570 T450s T560 T570
Refurbished: Lenovo ThinkPad Ultra Dock 40A2 40A20090US 40A20170US Replicator Docking Station For T470, T470p, T470s, T540p, T550, T560, T570, TP25, W550s, X240, X250, X260, X270 Laptop Notebook - Newegg.com