Mockingbird Single-to-Double Stroller + Riding Board + Graco Car Seat Adapter Great condition and ready for a growing family! This setup makes it super easy to go from one kiddo to two, plus the riding board is perfect for an older sibling. Includes: • Single-to-double stroller • Riding board • Graco car seat adapter Paid around $850 new — asking $450 OBO.
