Standard 19″ Rackmount

Specifically Designed To House Raspberry Pi 4B Board, Supports Up To 4 Units
Optimizing Your Workspace, Used For Raspberry Pi Clusters, Video Walls, And More...

19″ X 1.75″ (482x44mm), Fully Compatible With 19″ Server Racks,
Had No Issue Plugging This Into The 1U Rack Space

4 Slots For Raspberry Pi 4B, Fixed With Included Screw;
The Rack Can Be Vertical Fixed On The Mounting Rail (The Rack Mount Screw Is Included)