Lowest gear
25.7 gear inches
This value is above the central range for this class.
Rockrider Gebraucht - Kinderfahrrad Mountainbike 20 Zoll Explore 500 schwarz
1 of 12
Rockrider Gebraucht - Kinderfahrrad Mountainbike 20 Zoll Explore 500 schwarz
1 of 12
- Not published
- €159
- 20″
- 1 × 6
- 200%
- Steel
- Rim brake
Not published by the manufacturer
- Sizes and geometry
Components
Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.
Frame and fork
-
Frame
Newly developed steel frame, particularly robust. Short chainstays make the bike particularly dynamic and agile. Frame length: 431.6 mm, seat tube length: 285 mm, chainstay length: 360 mm, seatpost length: 300 mm, steering angle: 68.8°
Suspension
-
Fork
Suspension fork for damping shocks in rough terrain, for easily overcoming obstacles (roots, gravel, stones, ...)
Drivetrain
-
Chain guide
With chain guide to prevent the chain from coming off
-
Crankset
Crankset with 36 teeth and a crank length of 140 mm, adapted to the child's body structure. This simplifies the start. A cover protects the child from contact with the metal part. With chain guide to prevent the chain from coming off.
-
Shifters
Easy-to-use 6-speed twist grip shifter: easy to operate and safe (for gear changes, the handlebar does not need to be released). This allows intuitive gear changes in different terrain. Freewheel: 14/28, 6-speed.
Brakes
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Brakes
Innovative Easy Brake brakes specially designed for children's hands. Effective braking through two V-brakes. The brakes consist of two brake arms with brake pads that allow you to apply more or less pressure to the rim to slow down or completely stop the wheel rotation.
Wheels and tires
-
Rims
20 inch wheels
-
Tires
20 inch tires suitable for mountain biking. The side profile offers maximum grip in curves. The recommended tire pressure (2 to 3.5 bar) is indicated on the tire sidewalls. 20 inch tube, diameter: 1.7 to 2.2, with Schrader valve (car valve).
Cockpit and contact points
-
Grips
Handlebar grips
-
Handlebar
For mountain biking, precise steering is particularly important. To make learning easier, our engineers opted for a one-piece handlebar on this bike. This means the handlebar and stem are firmly connected. No adjustment is required.
-
Pedals
Flat pedals
-
Saddle
Ergonomic, reinforced sports saddle that is perfectly adapted to the body structure of children. It has a plastic shell (bumper) on the back that absorbs shocks.
-
Seatpost
Seatpost length: 300 mm
-
Stem
Handlebar and stem are firmly connected as one piece, no adjustment required.
Other components
-
Bell
-
Fenders
Frame is compatible with front and rear fenders
-
Kickstand
Frame is compatible with kickstand
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Steel
Suspension
- Suspension configuration
-
- Hardtail
Drivetrain
- Front chainrings
-
- 1
- Smallest chainring
-
- 36
- Largest chainring
-
- 36
- Rear sprockets
-
- 6
- Smallest sprocket
-
- 14
- Largest sprocket
-
- 28
- Lowest gear
-
- 25.7 in
- Highest gear
-
- 51.4 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Rim brake
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Additional specifications
- Tire width
-
- 3.5″
- Travel
-
- Front: Additional specification: Not available: No
- Wheel material
-
- Aluminum
- Wheel size
-
- 20″
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Highest gear
51.4 gear inches
This value is within the central range for this class.
Shifting
Mechanical
10 of 367 bicycles with this information use electronic shifting.
Gearing
This bicycle
- 9.8
- 19.7
Lineup changes
The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.
Differences across 2025 builds
Other models in this family
Published versions from the same family and model year.
Gebraucht - Kinderfahrrad Mountainbike 20 Zoll Explore 500 schwarz
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