PROMOTES GOOD VENTILATION The Pyle vented shelves were designed to encourage safety proper air circulation and lower temperatures all of which contributes to the long-term health of your machines DIVERSE RACK ACCOMMODATION These 1U+2U rack shelves were constructed to accommodate both non-rack mount equipment and half-rack width equipment APPLICATIONS The server rack is adaptable for multiple uses and locations It is not only perfect for on-stage and in-studio use but for small home network installation as well UNIVERSALLY COMPATIBLE These rack shelves were created to be compatible with all 19-inch server racks 1U and 2U server shelves SIZE REQUIREMENTS Size is important when choosing rack mounts specifics include shelf tray size (L x W) 17 6 x 14 7 the total size including mounting brackets is (L x W x H) 19 0 x 14 7 x 3 4 The maximum weight load capacity is 110lbs