These car seats are compatible with the Baby Jogger City Mini 2 Double and City Mini GT 2 Double strollers using an adapter:

• Baby Jogger City GO and City GO 2 car seat with adapter
• Graco SnugRide SnugLock 35 Platinum, 35 Elite and SnugRide Click Connect 35 LX car seats with adapter
• Cybex Aton series and Cloud Q car seats with adapter
• Maxi-Cosi Mico Max 30, Mico 30 and Mico AP car seats with adapter
• Britax B-Safe, B-Safe 35 and B-Safe 35 Elite car seats with adapter 

Please note these adapters are not compatible with the 2019 and earlier City Mini Double or City Mini GT Double strollers.

The double stroller holds only one car seat; it does not hold two car seats for twins.

The car seat adapters for the single and double versions of the City Mini 2 and City Mini GT 2 are not interchangeable. See Car Seats Compatible with the City Mini 2/City Mini GT 2 Single Stroller.