The thule ride along child seat classic safe and easy to use reclining child bike seat taking your daily commutes and family bike adventures to the next level the seat can be mounteddismounted from bike in seconds with the universal quick release bracket fitting most bike frames 272 40 mm diameter round frames and maximum 40 x 55 mm oval frames thule ride along child seat features integrated protection wings safeguard your childrsquos hands when the bike is leaned agains