Garvin Industries 4 in magnetic bridle rings are the fastest and easiest way to organize and support low voltage wires and cables. These rings are secured by a super high strength 90 lb magnet that quickly and easily attaches to steel, metal or iron surfaces. No fasteners are needed. These magnetic bridle rings are zinc plated for corrosion resistance. Typical cable support applications include affixing to machinery, pipes, beams, metal deck ceilings, drop ceiling grids and a variety of other structural members that are made from steel. They rotate 360 deg for versatile cable runs. Our unique high strength magnet has a lifetime guarantee and a rugged 90 lb pull out strength to support most cable runs. Garvin Industries magnetic bridle rings require no tools, simply place it in the desired location on metal beams or surfaces and allow the super high strength magnet to support wires and cables. These bridle rings greatly improve productivity and save you money.