The Wee Ride Pro-Pilot Tandem Trailer equals fun for the whole family. Your child can pedal to help you along, or he or she can just coast and enjoy the scenery. Either way it's fun for both of you. The Pro-Pilot is sturdily constructed just like a regular 20-inch bicycle. It includes regular handlebars, seat, pedals, and chain guard and is made of lightweight aluminum. It attaches easily and quickly to almost any bicycle with a seat post and folds up for storage when not in use. It even comes with a safety flag to alert motorists. Features: Includes a 20-inch rear wheel Passenger can coast or pedal independently Lightweight aluminum frame fits most 26-inch mountain bikes Also fits 27-inch/700c Bicycles Quick-folding hinge For easy assembly and storage Swivel-hinge attachment for maximum control