Amazon.com: GRY Universal Baby Strollers Pedal Adapter Second Child Standing Plate with Seat Trolley Auxiliary Trailer Twins Scooter Hitchhiker, Holds Children Up to 55lbs : תינוק
Valcobaby Hitch Hiker Glider Board – Baby Grand
Hitchhiker Ride On - Valco Baby
Acorn Baby Universal Stroller Board - 17.2 x 7 x 1.5in Stroller Standing Board - Walmart.com