The model 11S400H is designed to be installed between the boom and sling of a patient lift. Ruggedly built, this general utility scale can work for multiple purposes and bulk weighings. The 11S400H will weigh large or small quantities with speed and accuracy. It features an extra large, 7" (178mm) single, clear aluminum dial with black lettering and durable heavy cast iron protective housing to enclose precision parts from dust.