Amazon.com : Twin Stroller Connector for Baby Universal Fits Umbrella Strollers Babyzen YOYO Yoya Etc.. Turns Two Single Strollers into a Double Stroller : Baby
Babyzen Yoyo 6+ And 0+ With Twin Adapter Connector (Two Units) | Tots-Porter.Com
Poussette double légère | BABYZEN™ YOYO connect
3pcs Coupler Bush insert into the strollers for babyzen yoyo baby yoya stroller connector adapter make YOYO into pram twins - AliExpress
Poussette double Yoyo² + Yoyo Connect avec 2 nacelles de Babyzen