StarTech AD3X3 3x3in Open Slot Wiring Cable Raceway Duct with Cover Lid， Gray<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Screws into wall to provide a protective channel for cables </span></li><li><span class="a-list-item"> Parallel openings on both sidewalls facilitates customization </span></li><li><span class="a-list-item"> Benefits of PVC material: high impact resistance， warp-proof， and self-extinguishing </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ESRQ6RV2L.jpg" noproxy>