The four rollers guide type CRE50 have been designed to include various types of products, flats and profiles. The guides are completely made of steel, which is then treated to get special anti-corrosive characteristics. A strong point of this type of guide is greater stability of the product than a normal roller guide. All the guides have a centralized movement of the body roller holder which allows a rapid and exact regulation of the guide. All the guides are equipped with special hooks for the lubrication and cooling of the rollers. If requested the guides can be provided of a back funnel that increases the surface of convoy of the material. All the rollers are submitted to a heat treatment that improves the resistance to bumps and their service life.