Amazon.com : Joovy Qool Double Stroller with 2 Britax/BOB B-Safe Car Seat Adapters + Qool Front Adapters + Second Seat, Twin Travel System, Black Melange : Baby
Amazon.com: Britax Infant Car Seat Stroller Adapter for Nuna, Cybex and Maxi Cosi Car Seats, Compatible with Britax Single Strollers Only, 2 Count (Pack of 1) : Baby
Amazon.com : Britax and BOB Infant Car Seat Adapter for BOB Duallie Jogging Strollers : Baby