The model GS 421 is a compact machine, for companies that need a medium/high production speed. It’s a linear machine, fitted with double spiral screw for products transport and an application head. The machine also has a movable double sleeve reel storage which allows replacement of the reel without downtime. Important feature of this machine lies in its application head which has the ability to move in the 4 axis and being also rotatable, manages to position an oriented sleeve in the shaped products. By having a double spiral screw transport products, this model also performs the sleeve application on various types of promotional combination products. Reliability and simplicity in the format change, complete the high technology of this machine.