How do I install the Aer car seat adapters on my buggy? Related articles Is this Joolz Aer suitable for newborns? How much can I transport in the shopping basket of the Joolz Aer? How long can I use the Joolz Aer? Do I need adapters to assemble the Joolz Aer cot to the chassis? On my Joolz Aer lightweight stroller a maximum weight capacity of 40 lbs is mentioned, while Joolz communicates 50 lbs. Which information is correct?