General youth 4-6 Years 16-Inch Aluminium Racing Bike 900 Model year: 2021 Model year: 2021 Youth / General youth Suspension: Rigid Wheel size: 16″ Add B’TWIN 4-6 Years 16-Inch Aluminium Racing Bike 900 to comparison Remove B’TWIN 4-6 Years 16-Inch Aluminium Racing Bike 900 from comparison Comparison full (3 of 3): remove a bicycle to add B’TWIN 4-6 Years 16-Inch Aluminium Racing Bike 900