Amazon.com: Baru Decor Set of 2-24” C Channel Steel Support for Table Top Live Edge Slab, 1/2" Leg, C-Channel Woodworking, Black Powder Coat Finish, 4 Holes : Tools & Home Improvement
Amazon.com: Outwater Plastics 121-Cl Clear 1/2'' Rigid Vinyl Clear Plastic U -Channel/C-Channel 36 Inch Lengths (Pack of 4) : Everything Else
Everbilt 1/2 in. W x 1/2 in. H x 96 in. L Aluminum C-Channel with 1/16 in. Thick 802657 - The Home Depot
Amazon.com: Newhouse Electric 1-5/8 in. 12 Gauge Metal Strut Channel with Slotted Back Electro-Galvanized 2ft. (SC12-2-EG) : Industrial & Scientific
Steel Channel 1-1/2" x 1/2" x 1/8" – OmniSteelSupply
Steelworks 1/2-in W x 8-ft L Mill Finished Aluminum Weldable Trim Channel in the Channels department at Lowes.com