Genuine Lenovo T570, T580, P51S, P52S SSD adapter, caddy with cable for M.2 SSD | eBay
PCIE NVME M.2 to 2.5" Solid State Drive Caddy with M.2 to SSD Adapter Cable for Lenovo ThinkPad T580 Ori
Amazon.com: Genuine Parts for Lenovo ThinkPad T570 P51s HDD SSD M.2 Adapter Caddy and Cable with Bracket (This Will not fit T580 P52s) 01AY476 01ER035 : Electronics