The Dodge® high torque HT500 synchronous drive product line utilizes a modified curvilinear tooth profile to delivers high torque, low maintenance and high energy efficiency with less overhung load than V-belt drives. The HT500 product family features a complete offering of synchronous sprockets with shaft attachment options including taper-lock and QD bushings (fin fan), as well as minimum plain bore sprockets (MPB) and idler sprockets available from stock.