15 series (1.5 inch) aluminum profiles are suitable. Good enough for my current project, but if you need accuracy better buy 80/20 parts. One of the brackets was twisted, but for the price, that's not a big deal. Glad I ordered more than I needed.
Computer chair Metta SU-BP-8 Pl (SU-B-8 100/001) office, upholstery: mesh/textile, color: 20-Black
26 Review
π High Precision 7.5mm Slotted Aluminum Piece: Durable and Accurate
3 Review
π© YSLF Light Fixture Mounting Screws
3 Review
Enhance Safety and Style with Design House 182014 Standard Handrail
3 Review