Set of wheels/cart for sliding doors, designed for use with 80x80x5 mm track. The package includes 2 wheels, each with 5 metal rollers and 1 horizontal roller. The carts are modular/fan type, self-aligning with the door, connected to the base with a pin, and feature height adjustment via screws. Typical application: lightweight sliding doors (approximately 6–8 m) depending on the weight/profile of the door.