The portable ag-30-t turnstile is a heavy-duty turnstile with a portable base. The base is galvanized steel and the turnstile can be ordered in any of the following finishes, galvanized, powder coated, powder coat over galvanized, and stainless steel. The portable ag-30-t turnstile is a great solution for construction sites where you need a access control solution that you can move from jobsite to jobsite without having to reinstall the turnstile.