Cassette 10 Speeds 11x40 Microshift Size:Unique size Set up the straps in

Set up the straps in just a few minutes

How do you know how much weight to use

We have designed this mountain bike for children ages 6 to 9 (120 - 135 cm tall) who go mountain biking regularly

How comfortable is this backpack

How do you adjust the handgrip

Cassette 10 Speeds 11x40 Microshift Size:Unique size Set up the straps in10 speed drivetrains with 11 to 40 gear range. Need any help? The technicians at your Decathlon store are at your service to help you replace your bike parts. Feel free to ask them for help! Technical specifications Gear range: 11 13 15 18 21 24 28 32 36 40 Gear range: 11 13 15 18 21 24 28 32 36 40 Repair Repair your bike and give it a new lease of life! 10 speed drivetrains with 11 to 40 gear range.