These structure channels are to support a wide variety of materials/ items and are designed to provide an economical material support solution. Widely used in construction and electrical industries for light structural support. Also to support HVAC, Plumbing and mechanical components. Length is 3m – 6m (Max.). 41mmx 21mm and 41mmx 41mm size U Channels with Slots. HDG and GI are the materials. SS and Aluminum are possible, subject to qty.