Bicycles built for three, bicycles built for four, bicycles built for five, 3 person bike
Amazon.com : Schwinn Meridian Adult Tricycle Bike, Mens and Womens Three Wheel Beach Cruiser, 26-Inch Wheels, Low Step-Through Frame, Wide Seat, Rear Folding Basket, Single-Speed, Black : Sports & Outdoors
Family riding along on a triple tandem bicycle in Shichahai area, near to Yandai Xiejie and Yinding Bridge, Beijing, China Stock Photo - Alamy
Bike with three wheels. Tilting three wheeled ebike - TRIS BIKE
Bike triple hi-res stock photography and images - Alamy