The anti-rotation plate is used with flanged Ready Tube profiles to prevent offset loads from twisting. It is aluminum, making it a strong and durable option. The suggested hardware to mount the plate to a Ready Tube profile can be found on the "Suggested Hardware" tab.
For technical details and images, please search for the product using the 80/20 interactive catalogue found here: https://catalogs.8020.net/80-20-Catalog-26/C/.