Frame
Frame Orbea Onna Alloy, Dropout 9x135, BSA BB, Internal cable routing
Frame material Aluminium
Components
Steering wheel Alloy Flat 31.8mm 720mm
Handlebar material Aluminium
Handlebar support Alloy 31.8mm interface 7º
Handlebar stem material Aluminium
Depreciation Front
Fork SR Suntour XCM RL-Coil 100mm QR
Saddle Selle Royal 2058 DRN
Bar Alloy 27.2 Offset 0
Drive
Derailleurs 2x10
Number of gears 20
Front derailleur (model) Shimano Deore M6025 31.8mm
Rear derailleur (model) Shimano Deore M4120 SGS Shadow
Handles Shimano Deore M4100
Crank mechanism Alloy forged 26x36t 10S
Cassette / Freewheel Shimano CS-M4100 11-42t 10-Speed
Chain KMC X10
Brakes
Brakes (model) Shimano MT200 Hydraulic Disc
Brake type Hydraulic discs
Wheels
Wheel size 27,5"
Wheels Orbea Black Rock 23c Disc
Tyres Kenda Booster 2.40" 30TPI
Additional information
Folding condition of the bike Bike adjusted and pre-assembled
Other data
Sport Bicycles
Brand Orbea
Leading colour Navy blue
Season Year-round
Model/product code Onna 30 27 N20314NB
Gender Male, Woman
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.
Code 2000066865
Below you will find information that will help you choose the right size when buying a child's Onna 27" bike from Orbea.
| Size | XS | S |
| Height (cm) | 145-160 | 155-170 |
| A - Seat tube (mm) | 350 | 388 |
| B - Horizontal pipe (mm) | 526 | 579 |
| 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
The cushioning on the bike provides comfort when negotiating bumps in the road. This model features front wheel cushioning, which absorbs the force when hitting an obstacle and increases the level of safety.
Aluminium frame
The aluminium frame is characterised by its high resistance to scratches and damage. In addition, this material is characterised by its low weight, which makes carrying the bike no problem.
Hydraulic disc brakes
This mountain bike is equipped with hydraulic disc brakes, which have a very low failure rate so that use will be trouble-free, even during frequent use. In addition, they feature greater braking power and modulation.
27.5" wheels
The 27.5-inch wheels that this bike model is equipped with are characterised by the fact that they are easy to accelerate and the bike is more agile. In addition, riding on wheels of this size allows for a dynamic ride and provides comfort on difficult surfaces.
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