Ridge Universal Car Seat Adapters The Uppababy Ridge Multi / Universal Car Seat Adaptors attach quickly and easily to your Ridge pushchair to transform the Ridge into a from-birth travel solution. These adaptors allow use of a popular branded car seat on the Ridge chassis. Car Seat Compatibility: Maxi-Cosi® Pebble Pro i-Size, Coral, Coral 360°, Cabrio Fix i-size (formally Tinca), Pebble 360°, Cybex Cloud Z i-Size BeSafe iZi Go Modular X1 i-Size Compatible with Maxi-Cosi® Pebble Pro i-Size, Coral, Coral 360°, Cabrio Fix i-size (formally Tinca), Pebble 360°, Cybex Cloud Z i-Size, BeSafe® iZi Go ModularX1 i-Size Features: Colour-coded indicators to ensure proper instalment Quick, no-tools attachment Pushchair folds with the adapters on