Hi Marie, Thank you for your enquiry. The Baby Jogger City Select has developed a separate car seat adaptor for the Britax B-Safe capsule. If you follow the link https://www.babyonthemove.co.nz/store-locations/ this will take you to our on-line store finder. Here you can find contact details for your nearest Baby On The Move store where one of our team experts can help find a suitable solution for a product you may be searching for and assist you with any further questions regarding our range of products available. We hope this has helped with your query.