1)standardized precision roller chains from 16÷pitch to 3.5÷ pitch bsa/asa std. 2)designed special purpose conveyor chain from 1÷pitch to 24÷ pitch. 3)standardized or designed conveyor chain for material handling from 1÷ pitch to 24÷ pitch. 4)slat band chains (bottle conveyor chains) m.S./s.S. 5)extended pin/pitch chains. 6)standardized or designed: -sprockets, gears, gearboxes, worms, wormwheels & pinion