Brand Orbea
Quick Note A lifetime of mountain biking starts here

Orbea Onna 27 Junior 50

Price
€599

Orbea designed the Onna for the rider who wants to conquer the trail. A bike geometry that maximises efficiency and control is perfect for any rider who is learning to love MTB. Onna Junior is ready for the trails ahead with a sturdy aluminium frame and a geometry designed for control and comfort. Good quality mountain bike components and tyres won’t limit your adventures as you grow.

Color: Violet Blue/White (Gloss)

Size: XS

orbea onna 27 junior mountain bike
Color: Violet Blue/White (Gloss) / Size: XS

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FEATURES
  • Balanced Handling
    Onna boasts balanced geometry with perfect trail manners to maximise the fun for all riders.
  • Ready for the Trail
    With tapered headtube to give a wide choice of 100mm suspension forks, hydraulic disc brakes across all the range and 1x Shimano drivetrain on top models, Onna is equipped for the ride. With plenty of room for wide mountain bike tyres for comfort and grip, Onna isn´t going to limit your adventures.
  • Advanced Aluminium Frame
    Onna´s advanced aluminium frame with shaped tubes allows Orbea to fine tune the ride quality. Stiff enough to be fast and responsive, compliant enough to be comfortable and controlled.
  • DROPPER POST READY
    Onna is fully compatible with internally routed 27.2mm dropper posts, so you will be ready for whatever trails the future holds.
  • HYDRAULIC DISC BRAKES
    Post mount 160mm hydraulic disc brakes on every Onna.
  • THREADED BOTTOM BRACKET
    Threaded bottom brackets offer low maintenance are easily replaceable by the home mechanic.
  • TAPERED HEADTUBE
    A tapered headtube and fork steerer put strength and rigidity where they're needed while trimming weight with alloy steerer tubes and offering a wider selection of quality forks.
  • QUICK RELEASE AXLES
    Onna comes with QR axles as standard.
  • INTERNAL CABLE ROUTING
    Internal Cable Routing is carefully guided along the best path behind the headtube with no rub or rattle.
SPECS

SPECS

  • Frame
    Orbea Onna Alloy, Dropout 9x135, BSA BB, Internal cable routing
  • Fork
    SR Suntour XCE 28 Coil 100mm QR
  • Steerer Tube
    1"1/8 Semi Integrated
  • Crankset
    Alloy forged 22x36t 7/8S
  • Shifters
    Microshift TS38
  • Cassette
    Sun Race CSM66 11-34t 8-Speed
  • Front derailleur:
    Shimano M315 31.8mm
  • Chain
    KMC X8
  • Handlebar
    Alloy Flat 31.8mm 720mm
  • Stem
    Alloy 7º
  • Brakes Shimano
    MT200 Hydraulic Disc
  • Wheels
    Mach1 ER20 19c
  • Tyres Kenda
    K1153 2.35" 22TPI
  • Pedals
    VP-537 Black
  • Seatpost
    Alloy 27.2 Setback 0
  • Saddle
    Essax Adv soft135mm for Orbea
SHIPPING

We can ship bikes but please note that they will not be built. We advise coming to the shop to purchase your bike. Shipping of bikes costs a minimum of €20.

Orbea Onna

Explore new trails

Onna Junior is a perfect partner for the start of your mountain biking journey. Onna Junior is available in one frame size and with 27.5” wheels.

In-store personal service and advice

Plus workshop on site

Experience

cyclists ourselves

Bike Workshop

Bike repair and service

Knowledge

Product & Service

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Reviews

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Eileen

Great service

Excellent service for bike repairs. Enda is a great guy. Very fast and professional

Sean

Amazing team

Enda and the team are amazing, extremely friendly and efficient service, Enda is a Human Dynamo, always grafting and no job is problem for them, the best service you could wish from a bike shop, people and technical skills second to none, I would recommend these guys all day, every day,

Sharon

Always helpful

The staff are always so helpful at The Sports Room and the product range is fabulous. Also Enda is a great source of information and helps me out to keep my bike in best order.

Keith

Positive experience

Never a negative experience in store shopping. Mark, Enda and all the team are fantastic and are completely focused on their customers experience...