Internal RDX USB 3.0 Dock V2
Lenovo Part# 4T27A80485
Docking Stations – Drive Dock - No Wireless LAN - No Ethernet Technology - 1 Total Expansion Bays - 1 5.25" Bays - Internal - ThinkSystem - USB 3.0 - 96 Mbit/s Maximum Data Transfer Rate - 4 TB Total Hard Drive Capacity ...