
I don't know what metal these brackets are made of but they are non magnetic so I bought them. They seem light enough to be aluminum but for now I only have a couple of plates that I could use to mount or drill them for tumbler plates or whatever but I can't attach magnets to them.

Stainless Steel Bracket Shelves: Industrial Hanging Hardware
8 Review

πͺ Enhance Stability and Aesthetics with Alamic Corner Stainless Bracket Braces
9 Review

π§ Inch Stainless Steel Brackets - Includes 80 Brackets
8 Review

π© Enhanced Durability and Stability: Outside Joining Aluminum Profile Bracket
8 Review