Our new Buzzybee 4 adapts to all types of 50 mm coupling balls (regular and swan neck). You can transport up to 4 bikes, whether for adults or children. The platform is equipped with rear lights and a license plate holder. The bikes are secured with tension straps, and their wheelbases are adjustable. Maximum bike size: Accepts bikes up to 119 cm with 29-inch wheel size. Maximum load: 60 kg (maximum per bike).