Diono Quantum Stroller Car Seat Adapter compatible with Graco and Chicco Infant car seats to complete a full travel system (Only compatible with Diono Quantum Stroller). Adapters offer maximum convenience and seamless transitions by connecting your car seat to our stroller. These durable, high-quality adapters provide a secure fit with easy, quick snap-in installation and no tools required. Compatible with Graco SnugRide Click Connect 30/35/40, Chicco Keyfit 30 and Chicco Fit2.