ISOFIX, a system that hooks onto life
The Isofix system consists of two anchor points or rings that form part of the vehicle’s bodywork. These anchors hook onto the child car seat by means of rigid bars which are pushed against the rings and locked into place with a simple click.
The Top Tether or upper anchor is the third anchor point for the ISOFIX system:
The Support Leg is the alternative to a lower anchor: