Abstract: A pallet palletizer apparatus for handling lightweight air cargo containers, the apparatus including a slave pallet and a palletizer. The slave pallet includes a supporting surface for providing maximum contact with the bottom of the containers, enclosed tine ways for receiving the tines of a fork lift truck and pipe rail guards to protect the container overhang from damage. The palletizer includes a plurality of roller assemblies mounted in spaced parallel rows on a frame to allow for seating of the slave pallet in the spaces between the roller assemblies and the palletizer. Pallet guides are provided on the palletizer for aligning the slave pallet and container with the air cargo conveyor system.