Martin provides nonmetallic drive components such as 78 and 720 Series sprockets and shear pin assemblies, as well as other plastic items used in wastewater treatment. Nonmetallic components provide longer wear in corrosive environments, equaling greater cost savings. A full line of essential material handling systems is available, including shafted and shaftless conveyors, live-bottom screw feeders, dewatering conveyors and heavy-duty conveyor pulleys and components.