BOB Infant Car Seat Adapter - Single/Britax (CS1305)
Amazon.com : Britax Willow Brook Baby Travel System, Infant Car Seat and Stroller Combo with Aspen Base, ClickTight Technology, RightSize System and 4 Ways to Stroll, Graphite Glacier : Baby
Britax One4Life ClickTight® All-in-One Car Seat | Pottery Barn Kids
Britax Willow Brook Baby Travel System, Infant Car Seat and Stroller Combo, Graphite Glacier, 25 lb. - Walmart.com