autoMATRIX is a device for automatic reel changing without the intervention of the operator. It can be installed, on customer’s request, on the ring machine. The modular film magazine has space for three reels of film, or more according to the customer's requirements. The operator simply changes the empty reels of film in the magazine without stopping the machine. autoMATRIX creates a high speed pallet stretch wrapper that can work without interruption in total safety.