A conveyor system for transferring a transport item between a transport unit and a loading area or an unloading belt of a baggage handling conveyor system in an airport. The conveyor system comprises a rail assembly for placement adjacent the unloading belt, and one or more transfer conveyors for placement on the rail assembly. The rail assembly comprises a guide rail, and a base for mounting said rail assembly on a building floor extending. The transfer conveyor comprises a transfer conveyor belt for supporting the transport item. The transfer conveyor is slidable mounted on the guide rail for sliding the one or more transfer conveyors along the guide rail.