New Original Thinkpad X220 X230i T410 T420 T430 W510 W520 W530 Tablet2 Dock 4377 4338 Base - Optical Drives - AliExpress
Lenovo ThinkPad Mini Dock Series 3 - Mini Dock 4337 suitable for L412, L420, L512, L520, T400s, T410, T410i, T410s, T410si, T420, T420s, T510, T510 0i, T5 20 and X220: Amazon.de: Computer & Accessories
IBM Lenovo Thinkpad Mini Dock Series 3 433710U 4337-10U T420 T510 T520 T410 | eBay
Thinkpad Docking Station Turning | Lenovo Thinkpad T450s Docking Station - New 4337 - Aliexpress
ThinkPad Mini Dock Series 3 (Type 4337) with USB 3.0 – 2060030 – PC and more
Lenovo Thinkpad Series 3 Port Replicator Dock | LaptopCloseout.ca
Dock Port Replicator For Lenovo T410 T420 T430s T520 X220 X2304337 3.0 Docking Station With 2key Refurbished - Cases - AliExpress
Lenovo Thinkpad Mini Dock Series 3 Type 4337 without Key for ThinkPad T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T510, T510i, A-WARE: Amazon.de: Computer & Accessories