Make your Caravan Coupe Quad stroller/wagon newborn ready! The Larktale caravan coupe Quad car seat adapters transform your stroller/wagon into a travel system by allowing you to attach your infant car seat onto the chassis frame. With the easy-to-use car seat adapter, you can build your own stroller & car seat combination with Maxi Cosi, Nuna and Clek branded infant car seats.