Thomas Machine & Foundry > Fraser Marine Products > Stanchion Base Stanchion Base Stanchion Base Marine grade aluminum stanchion base designed for quick railing setup. Sized for 1.5″ Schedule 40 pipe. Weld or bolt installation. View Stanchion Base Drawing Request A Quote Back to All Products Get in TouchWhether you need casting, precision machining, or finishing services, Thomas Machine & Foundry is here to help. Request A Quote