The belted Aton Base is fixed to the car by means of a quick belt-tensioning device. The height-adjustable prop provides additional stability. Aton Base-fix is secured to the car with its ISOFIX connectors and prop, which offers great safety and stability. Alternatively, the base can be belted to the car seat when used in vehicles that do not have ISOFIX. Equipped with an indicator confirming the correct installation.