UL Listed as conduit and cable support, jam nut not included Mamximum flange thickness: 1/4" Maximum recommended load: C & Z purlins: 200 lbs (0.90 kN), flat flange: 160 lbs (0.71 kN) Recognizing that torque wrenches are generally not used or available on many job sites, the setscrew should be tightened so it contacts the I-beam and then an additional 1/4 to 1/2 turn added
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