Thule Axle Mount Ezhitch Cup

"The Axle Mount Ezhitch Cup from Thule is the perfect solution for anyone who wants to switch their Thule child transporter between different bikes without any hassle. This clever accessory allows you to use your transporter on a second bike with minimal effort. Whether you are planning a bike tour with the family or simply want to use the transporter flexibly, the Ezhitch Cup offers you the flexibility you need."
"This product is compatible with a wide range of Thule models, including the Thule Cadence, Thule Coaster XT, Thule Chariot Cab, Thule Chariot Cheetah XT, Thule Chariot Cross, Thule Chariot Lite and Thule Chariot Sport. So you can be sure that your transporter is securely and stably attached to your bike, regardless of which model you own."
"Installing the Axle Mount Ezhitch Cup is extremely easy and requires no special tools, making it an essential accessory for all cycling enthusiasts. Enjoy the freedom of changing your transporter from one bike to another quickly and easily and experience unforgettable moments with your family on two wheels."