#300 Reversible beam clamp 1/2 Inch EG* - Each from ComputerCableStore.com. Our line of Erico Electrical and Datacomm Fasteners are perfect for those big contractors running thousands of feet of cable. Or someone just doing a few home improvements. Whoever you are, Erico Electrical and Datacomm Fasteners are the right choice for you. CADDY Reversible Beam Clamps (Model 300 & 310) permit attachment of threaded rod (up to 5/8"-11) to top or bottom flanges (up to 1-1/4" thick). Attaches to a wide variety of structural sections including "C" Purlins, angles, channels and beams.
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