Rockrider ST 900 Kid's Mountain Bike 20"

6-9 years old children (125cm-140cm) #### Frame Aluminium frame designed by B'Twin. The lowered frame geometry makes it easier to get on and off the bike. #### Drivetrain 6 speeds. Ultra-soft grip shifter for children: change gears using a grip shifter, which is easier and safer (the child doesn't have to let go of the handlebar to change gears). B'Twin chose this shifter as it is extra soft and specially sized for children's hands. #### Handlebar / stem / steering Mid-rise stem and handlebar.Quick-release saddle. Comfortable, reinforced (plastic shell) saddle that provides a comfortable position. Fast, tool-free saddle adjustment. B'Twin selected this reinforced saddle for its tried-and- tested durability (should the bike fall over, for instance). #### Brakes Very reliable double disc Brakes. B'Twin chose to equip this bike with a double disc Brake system for its ease of use, easy maintenance, and greater braking power. #### User Guide [Click here](https://) 20-inch bike with 6 speeds front suspension double disc brake ##### Ease of use 6 speeds, quick-release saddle，quick-release front wheel ##### Bike safety Double disc brakes provide powerful and easy braking. ##### Shock absorption Suspension fork. ##### Lifetime warranty B’Twin offers a lifetime warranty on the steel frame, stem, and handlebar. 6-9 years old children (125cm-140cm)