System 742 Conveyor at a Dry Cleaner drop store System 700 Storage Conveyors Skills Posted on October 8, 2021 ← A Railex System 321 Screw Conveyor moving GOH from a steam tunnel over to a sortation conveyor. This system has been in place and running for over 15 years. You can also see in this photo the Railex System 200 slick rail suspension for the screw conveyor. System 200 Trolley System with Baskets 1.0 →