Thunderbolt 4 & NVMe M.2 External Storage: Read/Write Speeds?

I plan to supplement Mac Studio/M1 Max storage by connecting one of the Thunderbolt 4 ports to an enclosure containing two 2TB Samsung 970 EVO Plus SSDs in

Sabrent EC-T3NS Drive Enclosure PCI Express NVMe, M.2 - Thunderbolt 3

ACASIS Thunderbolt 3 USB 4.0 M.2 Nvme Enclosure 40Gbps - Speed test with iMac

Review: OWC's Express 4M2 Thunderbolt 3 enclosure accommodates four M.2 SSDs [Video] - 9to5Mac

Plugable USB 3.1 Gen 2 Tool-free NVMe Enclosure – Plugable Technologies

ZikeDrive is faster than the current fastest Thunderbolt 3 SSD, with a read speed of 3.8Gbps and a write speed of 3.1Gbps, and it only takes 5 minutes to transfer a 1TB file. The ZikeDrive is so small that it fits easily in a pocket or small handbag. You can take it almost anywhere you like. No tools are required to install or remove the SSD, effortlessly open the cover and insert the SSD, plug and play. And with a built-in USB4 cable, you'll never forget your cable.

ZikeDrive USB4 40Gbps M.2 NVMe SSD Enclosure Z666 Compatible with Thunderbolt 3/4

Thunderbolt 3 enclosures with (Single, Dual & Quad) M.2 NVMe SSDs for ESXi

Buy StarTech.com 4 Bay Thunderbolt 3 NVMe Enclosure Online in UK from Ballpoint Office Supplies

Thunderbolt 3 NVME M.2 SSD Enclosure - Sky Gray - Orico

OWC Drive Dock U.2 / SATA

This compact M.2 NVMe SSD Enclosure for PCIe SSDs is a highly portable, high-performance data storage solution for your USB-C or Thunderbolt 3 enabled