Rear mounted child bike seat carry weight 9 22 kg age 8 months 7 years weight 43 kg colours black red installations seat post frame compatible with tube 28 40 mm height 71 cm width 39 cm depth 48 cm material polypropylene certified en 14344 comfort equipment with relax function with adjustable inclination of 125 safety features with helmet recess with an indicator system with safety light 3 point safety harness