Compatible with all Britax and BOB Infant Car Seats featuring the CLICK & GO™ adapter system.View our Infant Car Seat Adapter Compatibility Chart to find which adapter(s) may be used with your BOB stroller. Do not run or jog with your BOB stroller when using an Infant Car Seat Adapter and Infant Car Seat. The stroller may become unstable resulting in serious injury. For use with BOB Single Strollers featuring the Accessory Adapter with a manufacture date of 2011 or later, including the new 2016 model strollers. Easy to install or remove from the stroller. Folds with the stroller. Product Weight (lbs) 1.0 Product Dimensions (W x H x D) (in) 19.7 x 8.4 x 4.4