This general-purpose channel is designed for commercial, industrial, and residential applications. Product has a U shape to meet a variety of applications. Made of aluminum. 1/16" thickness. National catalog model No. 4208BC. No. N342279: Material: Aluminum, Finish: Mill, Width: 1/4", Length: 4', Thickness: 1/16", Pkg Qty: 1 No. N247643: Material: Aluminum, Finish: Mill, Width: 1/4", Length: 6', Thickness: 1/16", Pkg Qty: 1 No. N258525: Material: Aluminum, Finish: Mill, Width: 1/4", Length: 8', Thickness: 1/16", Pkg Qty: 1 No. N342295: Material: Aluminum, Finish: Mill, Width: 3/8", Length: 4', Thickness: 1/16", Pkg Qty: 1 No. N342261: Material: Aluminum, Finish: Mill, Width: 1/2", Length: 4', Thickness: 1/16", Pkg Qty: 1 No. N247668: Material: Aluminum, Finish: Mill, Width: 1/2", Length: 6', Thickness: 1/16", Pkg Qty: 1 No. N258541: Material: Aluminum, Finish: Mill, Width: 1/2", Length: 8', Thickness: 1/16", Pkg Qty: 1 No. N342311: Material: Aluminum, Finish: Mill, Width: 5/8", Length: 4', Thickness: 1/16", Pkg Qty: 1 No. N342287: Material: Aluminum, Finish: Mill, Width: 3/4", Length: 4', Thickness: 1/16", Pkg Qty: 1 No. N247684: Material: Aluminum, Finish: Mill, Width: 3/4", Length: 6', Thickness: 1/16", Pkg Qty: 1 No. N258566: Material: Aluminum, Finish: Mill, Width: 3/4", Length: 8', Thickness: 1/16", Pkg Qty: 1
