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.
Armchair IKEA STRANDMON with headrest, 82 x 96 cm, upholstery: textile, color: dark gray
5 Review
π§ Improved Rok Hardware Fasteners Screws: Introducing ROKSTBFAST for Optimal Functionality
3 Review
Computer chair Metta SU-BP-8 Pl (SU-B-8 100/001) office, upholstery: mesh/textile, color: 20-Black
26 Review
π Enhanced Aluminum Profile Connector Bracket Accessories
3 Review