This product is an external rotary and display unit designed for the Atari ST computer, 3D printed in the United Kingdom. 

It is a vintage accessory that adds a touch of nostalgia to the system when an internal GoTek is Fitted. 

GoTek not included just the screen, rotary switch and housing, look on YouTube for wiring connections.

Removed from a working computer with a damaged case

See Photos for the cosmetic condition

Collection welcome