{HEAD ~ This metal} 2×4 is formed from two asymmetrically bent triangular beams 220 and 222 which have legs 221 and 223 extending from the apexes to form a flat surface 226 comparable to {TAIL ~ the 2 inch edges} of a 2×4 wood stud into which fasteners may be driven to support other construction materials 
{ HEAD ~ This metal } 2×4 is formed from two asymmetrically bent triangular beams 220 and 222 which have legs 221 and 223 extending from the apexes to form a flat surface 226 comparable to { TAIL ~ the 2 inch edges } of a 2×4 wood stud into which fasteners may be driven to support other construction materials
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH