The Fontaine® International R&D Center is the largest, best equipped laboratory in the world focused exclusively on fifth wheel technology. Here, a talented team of engineers gathers and analyzes scientific data to develo......The Fontaine® International R&D Center is the largest, best equipped laboratory in the world focused exclusively on fifth wheel technology. Here, a talented team of engineers gathers and analyzes scientific data to develop the fifth wheels of the future. The investment has paid off big for our customers with design and engineering breakthroughs that deliver real safety and performance advantages — only available from Fontaine. SAFETY ADVANTAGES Safety innovations from Fontaine® research and development include a patented safety trigger that eliminates the dangers of high-hitching and false coupling. This proven technology protects people from injury and saves an untold amount of money in personal injury and property damage. Another important safety advantage is the patented secondary lock which can only be released by pulling the handle. PERFORMANCE ADVANTAGE The benefits to our customers are superior durability and reduced maintenance cost. When you compare all of our safety and performance advantages with anything on the market, you will quickly understand why owner operators, fleets and OEMs trust Fontaine International above all other brands.