Moving on to the overhead family of conveyor types, the simplest systems are hand pushed beam trolley systems. We use enclosed track or I-beam section as a track. These types are extremely versatile, easy to set up and affordable. They are mounted above the workplace with roof-supported or floor supported steel structures. For more information on the nine different types of overhead style systems, see this graphic. Trolleys for these systems and the tracks are also very affordable. Learn more about them here or buy them online here. Beam trolley systems are especially popular for painting and finishing operations. The mechanism remains above the part and is not covered by the spray