Outwater White Finish 3/4'' ''no Bow'' Aluminum U-channel 48'' Length (pack Of 2) Shf-a750-wh C-channel in the Furniture Moulding department at Lowes.com
Aluminum U Channel |120V LED Accessories - Lumilum
3270 - U CHANNEL 1/2" GAP EXTRUSION - (12 ft. Cut in half) - DIY Road Cases Store
Shop Aluminum Channel 6063-T52 Architectural 2 (A) x 2 (B) x 0.125 (t) x 0.125 (t2) Online | Buymetal.com