FreeDell Optiplex micro stand with 3 3.5-inch HDD bay
MyMiniFactory
7 model
Free
Free3 slot 2.5 hdd/ssd bay v1
Printables
Free10-Inch Rack 1U HDD Mounting Bay
Thingiverse
Free6 Bay 3.5 HDD Holder
Thingiverse
/https://fbi.cults3d.com/uploaders/52319917/illustration-file/b4d2c5ab-db8c-48cf-99f7-984bf20b2a48/ssd.jpg)
$0,992.5 inch SSD / HDD to 3.5 inch Drive Bay Adapter Bracket (Slotted Holes)
Cults3D
FreeCoolerMaster dual SSD bracket for 3.5” HDD bay
Thingiverse
/https://fbi.cults3d.com/uploaders/40436346/illustration-file/2f60efa5-96f4-45ec-b82a-bb53f848aea7/1-01.jpg)
$10,81Modular Mini PC NAS Server Enclosure - 3D Printable Cube Case Rig
Cults3D