The swivel foot trapezoid base is a heavy-duty leveling foot with a rubber pad that provides resistance to vibration, making it useful for precision applications. It has a powder coat which provides extra durability. The swivel foot trapezoid base requires a threaded stem.
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/.