The FritsJurgens Set – System Fx 70 mm is a complete pivot door hardware set designed for interior applications requiring reliable hold positions at 0°, 90°, 180°, and 270°. With a 70 mm pivot point that can also be installed in a center-pivot configuration, it offers exceptional design flexibility for single-acting, double-acting, and fully revolving doors. Fully concealed within the door, System Fx provides smooth free-swing movement between hold positions without self-closing functionality. Supporting doors weighing 20 to 500 kg, it is an ideal solution for high-traffic residential and commercial spaces where clean design, durability, and dependable performance are essential.