A hard disk enclosure is a specialized casing designed to hold and power hard disks while providing a mechanism to allow them to communicate to one or more separate computers.
Verbatim M.2 NVMe SSD Enclosure Kit

Verbatim M.2 NVMe SSD Enclosure Kit

Verbatim
£19.99
Satechi ST-EU4SNSS storage drive enclosure SSD enclosure Grey M.2

Satechi ST-EU4SNSS storage drive enclosure SSD enclosure Grey M.2

Satechi
£76.99
Digitus DA-71154 storage drive enclosure SSD enclosure Black M.2

Digitus DA-71154 storage drive enclosure SSD enclosure Black M.2

Digitus
£12.99
Digitus 2,5

Digitus 2,5" SATA HDD Enclosure M.2 or mSATA

Digitus
£16.99
Lexmark 57X0070 storage drive enclosure HDD enclosure Black

Lexmark 57X0070 storage drive enclosure HDD enclosure Black

Lexmark
£132.99
Origin Storage Caddy for Dell Precision 3540/3541 2.5in

Origin Storage Caddy for Dell Precision 3540/3541 2.5in

Origin Storage
£17.99
DELL ASSY BRKT CADDY HDD 3.5 T7600

DELL ASSY BRKT CADDY HDD 3.5 T7600

DELL
£45.99
DELL Bracket HDD Caddy 2.5 Inch

DELL Bracket HDD Caddy 2.5 Inch

DELL
£30.99
DELL ASSY BRKT HD 3.5 CADDY SFF D7

DELL ASSY BRKT HD 3.5 CADDY SFF D7

DELL
£62.99
Verbatim Store'N'Go Enclosure Kit HDD/SSD enclosure Black, Blue 2.5

Verbatim Store'N'Go Enclosure Kit HDD/SSD enclosure Black, Blue 2.5"

Verbatim
£14.99
ASUS SDRW-08D2S-U Lite optical disc drive DVD±RW Black

ASUS SDRW-08D2S-U Lite optical disc drive DVD±RW Black

Back to the Office
£42.99
HPE ProLiant DL300 Gen10 Plus 2U 8SFF x4 Tri-Mode 24G U.3 BC Front Drive Cage Kit HDD/SSD enclosure 2.5

HPE ProLiant DL300 Gen10 Plus 2U 8SFF x4 Tri‑Mode 24G U.3 BC Front Drive Cage Kit HDD/SSD enclosure 2.5"

Hewlett Packard Enterprise
£445.99