FeaturesLadder type cable runway for communication cabling pathwaysMounts to ceilings, walls, floors, relay racks and electronic enclosures1/2 x 1 in 11 ga steel channel welded rungs spaced 9 in on centerAll finishes are UL classified as suitable as an equipment grounding conductor (File number E60548)Load will be 149 lb/ft for 4 ft span, 95 lb/ft for 5 ft span, 66 lb/ft for 6 ft span347 lb/ft, 145 lb/ft and 70 lb/ft maximum load at 5/8 in deflection