Frame
Frame Orbea Onna Alloy, Dropout 9x135, BSA BB, Internal cable routing
Frame material Aluminium
Components
Steering wheel Alloy Flat 31.8mm 720mm
Handlebar support Alloy 31.8mm interface 7º
Depreciation Front
Rudders 1"-1/8 Semi-Integrated
Fork SR Suntour XCT 30 Coil 100mm QR
Saddle Selle Royal 2058 DRN
Bar Alloy 27.2 Offset 0
Drive
Type of derailleur Mechanical
Derailleurs 2x9
Number of gears 18
Front derailleur (model) Shimano M2020 31.8mm
Rear derailleur (model) Shimano Altus M2000 SGS Shadow
Handles Shimano Alivio SL-M3100
Crank mechanism Alloy forged 22x36t 9S
Cassette / Freewheel Sun Race CSM989 11-36t 9-Speed
Chain KMC X9
Brakes
Brakes (model) Shimano MT200
Brake type Hydraulic discs
Wheels
Wheel size 27,5"
Tyres Kenda Booster 2.40" 30TPI
Additional information
Lighting No
Mudguards No
Luggage carrier No
Folding condition of the bike Bike adjusted and pre-assembled
Other data
Sport Bicycles
Brand Orbea
Leading colour Black
Season Year-round
Model/product code Onna 27 XS Junior 40 N02114N9
Purpose MTB
Gender Boy, Girl
Country of origin of the brand Spain
Reservations The manufacturer reserves the right to change specifications, materials and equipment, so please refer to the current technical description on the product sheet below. The photos are for illustrative purposes only.
| Size | XS | S |
| Height (cm) | 145-160 | 155-170 |
| A - Seat tube (mm) | 350 | 388 |
| B - Horizontal pipe (mm) | 526 | 549 |
| C - Steerer tube (mm) | 95 | 105 |
| D - Rear triangle (mm) | 430 | 430 |
| E - Support height (mm) | 312 | 312 |
| F - Support lowering (mm) | 45 | 45 |
| G - Wheelbase (mm) | 1049 | 1073 |
| H - Head angle | 68,5 | 68,5 |
| I - Seat tube angle (°) | 74,5 | 74,5 |
| J - Crossover (mm) | 668 | 705 |
| K - Reach (mm) | 365 | 385 |
| L - Stack (mm) | 582 | 591 |
| M - Fork (mm) | 498,9 | 498,9 |
Advantages
Front cushioning
This junior bike features front suspension, which significantly improves comfort when riding over rough terrain. In addition, the cushioning provides additional safety and effectively reduces the impact force during an accident.
Aluminium frame
The junior bike has been designed with attention to every element. Its frame is made of durable aluminium, which stands out for its low weight. In addition, this material is characterised by its strength and resistance to deformation.
Hydraulic disc brakes
This bike uses hydraulic disc brakes, which have a very low failure rate, so they will last a long time. This type provides high power and braking modulation no matter what the road conditions are.
27.5" wheels
This bike model is equipped with 27.5-inch wheels, which allow for a dynamic ride and provide comfort. In addition, they are easy to accelerate and make the bike more agile.
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