Strut Channel - Slotted Slot Type Slotted Size 1 5/8 in x 13/16 in Slot Length 1 1/8 in Slot Width 9/16 in Overall Length 20 ft Overall Height 13/16 in Overall Width 1 5/8 in Steel Gauge 14 ga Hole Size 9/16 in x 1 1/8 in Hole Spacing 2 in Center to Center Style Single Channel Type Slotted Slot Spacing 2 in Silver Finish Pre-Galvanized Weight 0.87 lb