【Universal 19" Rack Compatibility】: Designed to fit virtually any standard 19 inch server rack or cabinet, this 1U shelf provides a perfect solution for mounting data, IT, networking, or other non equipment 【Heavy Duty & Study Design】: Constructed from quality SPCC commercial grade cold rolled steel, this sturdy front mount shelf ensures long durability. It can reliably support a total weight of up to 44 lbs (20 kg), making it ideal for any environment 【Maximized amp; Ventilation】: The vented cantilever design promotes consistent , effectively dissipating heat to prevent your servers, computers, and AV equipment from overheating. This helps keep your devices cool and running efficiently in your home, studio, or office 【Versatile Storage Solution】: This shelf is perfect for use with any 19 inch cabinet or equipment rack. It provides extra storage space for critical hardware, and can even be used to hold your tools, audio/video accessories, or other essential items 【Easy Installation & Package Contents】: Engineered for a straightforward setup, this shelf features standard mounting holes spaced 465mm apart for a secure. The package includes 1 (1) 1U vented rack shelf, ready to add functionality and organization to your setup Specification: Material: Cold rolled steel Dimensions: Total length 48.26 cm/19 inch, mounting holes 46.5 cm/18.31 inch apart Package Includes: 1 Server Rack Shelf Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.