Available as an assembled Module and as a DIY project.
This Module is currently available.
1u to 3u Adapter (Pulplogic)
1u to 3u Adapter Pulplogic format can fit up to 22hp of 1u modules inside using m3 screws and m3 nuts under the adapter and are 10hp wide.
Made of pcb material black and silver hasl
These merchants probably sell this module. Huh?