Site Suspended - This site has stepped out for a bit Schmitt & Ongaro Marine Products manufactures stainless steel marine wheels, polyurethane leather steering wheels, marine horns, marine wiper systems, and other premium marine products and accessories Schmitt & Ongaro Marine Products manufactures stainless steel marine wheels, polyurethane leather steering wheels, marine horns, marine wiper systems, and other premium marine products and accessories for the boating industry.