Use a bunch of USB Flash drives in a RAID array. - YouTube
2 Bay RAID Enclosure, USB 5Gbps, 8Tb Capacity | Eaton
USB stick RAID
Oyen Digital Mobius 30TB 5-Bay USB 3.0 RAID Array 3R5-EB3-30TB
Amazon.com: Oyen Digital MiniPro RAID V3 USB-C External Dual Bay Drive Enclosure : Electronics
Maiwo USB 3.0 Dual Bay 2.5" SATA SSD/HDD RAID Hard Drive Enclosure Case Black Support RAID 0/1/Normal/Large Tool-free Slide Design - Newegg.com
eSATA 6Gb/s and USB3.0 5Gb/s host to 2x SATAIII port support PM (JBoD) and raid 0/1/BIG controller - [eS6U3-DS3r]
Rocpro U35 USB Type-C® Desktop RAID Storage
StarTech.com Dual M.2 Enclosure - RAID - USB 3.1 (10Gbps) - USB C and USB-A - SM22BU31C3R - -
USB stick RAID
TerraMaster D2-310 USB 3.1 RAID enclosure review | PCWorld
Tripp Lite USB-C to Dual M.2 SATA SSD/HDD Enclosure Adapter USB 3.1 Gen 2 (10 Gbps), Thunderbolt 3, UASP, RAID storage enclosure M.2 Car... U457-2M2-SATAG2 - Corporate Armor
Orico 2 Bay 2.5'' Hdd Case With Raid Function Sata To Usb 3.0 Transparent Hard Drive Box Support Uasp For 7-9.5 Mm Hdd Ssd 6tb - Hdd & Ssd Enclosure - AliExpress
BUSlink USB-Powered 15 TB USB 3.1 Gen 2 / eSATA RAID 0 External SSD Drive 677891185408 | eBay
Glyph Technologies StudioRAID 8TB 2-Bay USB 3.2 Gen 1 RAID