The No. 19B hanger is similar in construction to the No. 18B except they are mounted on top of the trough angles. Built-in ledges provide supports for the ends of the cover. They are streamlined in design and permit free passage of the material. Top half is furnished with bronze bearing. Bottom half can be supplied in oil impregnated wood, hard iron, or other special caps may be furnished on request. Martin Conveyor Hanger U-Bolt, 19B Style, 6 in Conveyor Diameter, 1-1/2 in Coupling, 9/16 in Bolt, 9-7/8 in Top Frame Length, 1-7/8 in Top Frame Width, 7/8 in Top Frame Thickness, Steel