METAL FRAMING, SINGLE TYPE; ASTM A525 GRADE 90 STRIP STEEL MATERIAL; PRE-GALVANIZED FINISH; 20 FT; 1.625 INCH; 1.625 INCH; SLOTTED CONFIGURATION; 12 GAUGE THICKNESS; COLD FORMED HOT ROLLED PICKLED PROCESS; 4 INCH CENTER SPACING; 1 CHANNEL(S)