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. Dodge® High Torque Belt Sprocket, Type A1F, Series: HT500, Taper-Lock® Bore, 1/2 to 2-11/16 in Bore Dia, 6.206 in Outside Dia, 6.316 in, 36 Grooves, 14 mm Pitch, 1.36 in Face Width, 6.816 in Flange Dia, Taper-Lock® Bushing