Angle iron with lengthwise/longitudinal slots 7x30mm on one side for universal support. Can be used to support cable trays, cable ladders and electrical installations. As buildings contain more and more devices and systems requiring structured cabling, the need for sturdy cable tray supports is growing. They're also designed to maximize job-site efficiency. These accessories include cable ties, cable clips, cable ladders, and cable covers, designed to keep cables organized and. When developing our cable support OBO can offer reliable solutions for systems, three attributes are at the routing and fastening cables securely core of what we do: efficiency, resil- for each of these installation challeng-ience and safety.