Btwin Rockrider ST 900
Serie: Rockrider ST 900 - Year: 2020
Where to buy it
Specifications
Drivetrain
| Chain | The new aluminium chainset has a 152 mm crank that is suited to the child's leg length. This light chainset allows you to start pedalling more easily.The double guard over the chain stops it jumping. |
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Frameset
| Frame | Our engineers have designed a new aluminium frame. Durable, lightweight and responsive: designed for tackling any obstacles when out mountain biking. - Top tube length: 479.3 mmSeat tube length: 345 mmChainstay length: 415 mmSeat post length: 370 mmHead angle: 68.2° |
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| Suspensions | Take on new challenging terrain (roots, stones, gravel, etc.) with ease thanks to the travel of the front suspension fork. Suntour fork with 50 mm of travel. |
Wheels
| Wheels | The double-walled aluminium rims are light and durable.For transporting the bike, we've made it easy to attach/detach the front and rear wheels. They are equipped with a quick-release system.The tyres use SkinWall technology. This process allows you to reduce their weight, therefore increasing performance, grip and comfort.24-inch 1.7 to 2.2 cross-section inner tube with Schrader valve. Pressure indicated on the tyre sidewall (between 2 and 3.5 bar). |
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Brakes
| Brakes | Brake effectively thanks to the mechanical disc brakes at the front and rear.The disc brake acts on the wheel axle to deliver powerful braking under any conditions (dry, wet, muddy, etc.). |
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