Aluminum Channels

Channel, 12 Gauge, 1-1/2 Inch x 1-1/2 Inch, Length 10 Feet, Aluminum with Punched 9/16 Inch Holes on 1-1/2 Inch Centers

Channel, 12 Gauge, 1-5/8 Inch x 1-5/8 Inch, Length 10 Feet, Aluminum

Channel, 12 Gauge, 1-5/8 Inch x 1-5/8 Inch, Length 10 Feet, Half Slotted Aluminum with 9/16 Inch x 1-1/8 Inch Slots on 2 Inch Centers