Rock Pi released a SATA HAT compatible with Raspberry Pi 4 - Uses USB, supports four drives in RAID 0/1/5, $25 : r/raspberry_pi
StarTech.com USB 2.0 to SATA/IDE Adapter for 2.5/3.5" SSD/HDD - USB2SATAIDE - -
Sabrent USB 3.2 4-Bay 3.5" SATA Hard Drive Tray-Less Docking Station (DS-SC4B) - Newegg.com
StarTech.com M.2 SSD Enclosure for M.2 SATA SSD - USB 3.0 5Gbps - Aluminum - SM2NGFFMBU33 - -
Amazon.com: SATA to USB 3.0, Neeyer SATA III Hard Drive Adapter Cable for 3.5/2.5 Inch HDD/SSD with 12V/2A Power Adapter, 20 Inch : Electronics
SAS Controller to 4 x SATA Cable HDD Cable
Sabrent 4-Bay USB 3.0 SATA 2.5" and 3.5" SSD/HDD Docking DS-U3B4
Building the fastest Raspberry Pi NAS, with SATA RAID | Jeff Geerling
Mini SAS to 4 SATA Cable
Shop | StarTech.com 4 Bay USB 3.0/ eSATA Hard Drive Duplicator Dock for 2.5" & 3.5" SATA/ IDE SSD HDD - Standalone 1:3 Copier Docking Station (SATDOCK4U3RE) - hard drive duplicator
SATA 3 (3.0) to USB Cable - SSD HDD 2.5" III Hard Disk Drive UASP Data Adapter
Sabrent 4-Bay USB 3.0 SATA 2.5in/3.5in SSD/HDD Docking Station (DS-U3B4) - Newegg.com
Startech 4 Port PCI USB 3.0 Card w/ SATA Power Silver, Techinn
Sabrent 4-Bay USB 3.0 SATA 2.5"/3.5" SSD/HDD Docking Station (DS-U3B4) | DS-U3B4
4 Bay SATA to USB 3.0 External HDD Docking Station with duplicate / clone function multi bay - Orico
High Quality 4 Bay Raid HDD Enclosure USB 3.0 to SATA, HDD Enclosure Raid HDD Enclosure multibay hdd enclosure - Buy China 4 Bay HDD Enclosure on Globalsources.com
Buy SATA to USB 3.0 2.5/3.5 HDD SSD Hard Drive Disk Converter Cable Line Adapter at affordable prices — free shipping, real reviews with photos — Joom
Dual USB 3.0 SATA Adapter Cable Up to 5Gbps with USB 2.0 Power Cable support Big Capacity SSD and External Laptop 22 Pin 2.5" HD and DVD Driver SATA 3 Converter - NWCA Inc.
SATA Hard Drive to USB Adapter - PiShop.us
Sabrent USB 3.2 4-Bay 3.5" SATA Hard Drive Tray-less Docking Station (DS-SC4B) - Walmart.com
