This baby jogger car seat adapter allows you to turn your single stroller into a travel system by providing a place to securely attach your maxi cosi, cybex or nuna car seat to your stroller until your baby can sit in the upright seat. It is designed to work with the maxi cosi mico, mico ap, prezi and cabrio, the cybex aton and the nuna pipa. Compatible with single baby jogger strollers featuring the accessory mounting bracket.