Profile: Douglas Mfg. Co., Inc. is a manufacturer of steel fabricated and engineered conveyor components. Our product line has grown to include more than forty different components including - permanent magnetic separators, CEMA-C conveyor idlers, our exclusive replaceable Rim Lagging™ system, pulley lagging, take-up systems and conveyor covers. Our permanent magnetic conveyors pulleys have permanent magnets that operates without electric power supply. These pulleys are an exclusive one piece rolled in crown that ensures consistent, proper belt tracking and tighter tolerances. Our slide tube take-up eliminates the need for additional take up frame supports. It can be used in conjunction with easy to find and inexpensive pillow block assemblies.