The Mountain Buggy Free Rider award winning and innovative design is now compatible with other brand strollers! This great item that was only available on mountain buggy strollers is now available on many other strollers. There are 2 types of connectors. They are connector 2 and connector 3. The connector 2 works with Phil and Teds, Bugaboo, Bob, Britax and Easy Walker. The connector 3 works with the city mini stroller our top selling stroller! Retail Price is $29.99 Note: Connector 1 comes standard with the freerider and that works with all mountain buggy strollers. If you have a mountain buggy stroller you do not need to purchase any connectors! We're so excited about the connectors for the FreeRider Toddler Board. Riding along is now fun and exciting for your toddler! Toddler can scoot on their own or connect to stroller for the riding board option.