All aboard the fun train! Adams' Tandem Trail-A-Bike is an easy way to teach your little ones how to ride while making cycling time, family time. It's designed to fit both 26-inch and 700c bicycles and features a sturdy steel hitch with 4 shims to fit most seatposts. The kid-sized grips, pedals and saddle allow the kids to ride in comfort and style. Plus, the Tandem sports easy adjustability so the bike can grow with your kids and there's even a flag for high visibility and safety, too!