Arlington CS14SC-25 Screw-On Cable Spacer, Holds up to Eight 14/2 Cables on Stud, Non-Metallic, 25-Pack Holds a Single or Double row of cables, centered on 2x4 Easy installation, just screw-on wood or metal stud Makes routing, fastening or positioning cables easy Helps to prevent heat-buildup of cables Suitable for both low-voltage and power applications, cUL listed