Thule RideAlong Child Seat (Discontinued Model) Dual Beam suspension system absorbs road shock to ensure a smooth, comfortable ride for the child Easy and quick one-hand tilt function of up to 20 degree, allows for five different reclining options Universal quick release bracket allows seat to mount/dismount from bike in seconds Universal quick-release bracket is compatible with most bike frames (27.2mm to 40mm diameter round frames and maximum 40mm by 55mm oval frames) Designed and tested for children from 9 months to 6 years old, up to 48.5 lbs./22 kg (Consult a pediatrician for children under 1 year old)