Leviton L9717 Double U Eye, Closed Mesh, Double Weave, Heavy Duty, Support Wire Mesh Grip, 3.00 to 3.49 Cable Diameter Designed for Loads up to 500 lbs. and Vertical Runs of no More than 100 feet Available in a Variety of Eye Styles and Cable Ranges for Supporting Electrical Cable, Metal Rods and Tubing Closed Mesh Support Grips are Used When the End of the Cable is Accessible Mesh is made of Tinned Bronze Material Heavy Duty Support Grips Handle Continuous Loads of over 500 lbs. in Vertical Runs Greater than 100ft. For Cable Diameters from 3/4-Inch to 4 1/2-Inch