NEWHOUSE ELECTRIC 1-5/8 in. 4 ft. 12 Gauge Steel Half-slot A Strut Channel, Slotted Back, Electro-Galvanized Metal U-Bracket SC12-4-EG - The Home Depot
Galvanized Steel Metal Framing Strut Channels | Half Slotted
Superstrut 10 ft. 12-Gauge Half Slotted Metal Framing Strut Channel Green Urethane Powder Coated ZA1200HS 10GR - The Home Depot
Amazon.com: Newhouse Electric 1-5/8 in. 12 Gauge Metal Strut Channel with Slotted Back, Electro-Galvanized | 4ft. (SC12-4-EG) : Industrial & Scientific