These springs have up to 2.6 tons of force on contact and come in stroke lengths from 16 to 125 mm. A variety of mount options are available and springs may be linked using the company's MiniLink piping system. Other models include the U.0400 (32-mm diameter), U.0600 (38-mm diameter), U.1200 (50-mm diameter), U.1600 (63-mm diameter), and U.9600 (150-mm diameter) with force-on-contact from 800 lb to 10.7 tons.