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Kellys Lumi 50 is a children's bike that combines durability with easy handling. Thanks to its 20-inch wheels, lightweight frame, and suspension, it is perfect for trails and everyday use.

Basic data

Brand Kellys
Country of origin of the brand European Union
Sport Bicycles
Gender Boy, Girl
Season Year-round
Leading colour Blue
Model/product code Lumi 50 20" 79553
Code 2000133455

Frame

Frame KELLYS Aluminium alloy Junior 20"
Frame material Aluminium

Components

Steering wheel Steel RiseBar - diam 25.4mm / width 550mm
Handlebar support KALLOY - diam 28.6mm / length 60mm
Grips Kraton
Depreciation Front
Rudders Threadless a-head
Fork SR SUNTOUR M3010 P (20"), 40 mm, coil spring
Saddle KLS Junior
Bar KALLOY - diam 27.2mm / length 300mm

Drive

Derailleurs 1x7
Number of gears 7
Rear derailleur (model) SHIMANO TY300 (direct mount)
Handles SHIMANO SL-RV200-7R RevoShift
Crank mechanism PROWHEEL (32T) - length 140mm
Cassette / Freewheel SHIMANO CS-HG200-7 (12-32T)
Chain KMC Z7

Brakes

Brakes (model) TEKTRO V-brake
Brake type Mechanical jaws

Wheels

Wheel size 20"
Wheels Rims: KLS 406x19
Tyres RUBENA Winner 50-406 (20"x1.90)
Hubs alloy (28 holes)
spokes Steel

Additional information

Pedals included Yes
Side wheels No
Age of child 6-9 years
User height range 115 - 135 cm

Warnings and producer's data

Warnings 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.
Producer KELLYS BICYCLES s.r.o. | Slnečná cesta 374, 922 01 Veľké Orvište, Słowacja | kellys@kellysbike.com

Kellys Lumi 50 20" blue children's bike (79553)

Kellys Lumi 50 20" blue children's bike is an excellent choice for young cyclists aged 7 to 9 years, with a height from 120 to 135 cm. Thanks to its solid construction and well-thought-out technical solutions, this model ensures safety and comfort during the ride.

Drive system

The Kellys Lumi 50 bike is equipped with a KMC Z7 chain and a PROWHEEL crankset with a 32-tooth chainring and a 140 mm arm length. The single-row 1x7 gear system based on the SHIMANO CS-HG200-7 cassette offers a gear range from 12 to 32 teeth, allowing smooth and efficient gear shifting. SHIMANO SL-RV200-7R RevoShift shifters guarantee easy and precise gear changes, which is especially important for younger riders.

Comfort and ergonomics

The KLS Junior saddle and Kraton grips provide comfort during longer rides. The Steel RiseBar handlebar with a diameter of 25.4 mm and a width of 550 mm allows a firm grip and control over the bike, which is crucial for the child's safety. The SR SUNTOUR M3010 P suspension fork with 40 mm travel and a coil spring increases riding comfort, especially on uneven terrain.

Wheels and safety

The bike features 20-inch wheels, which is an ideal size for children in the recommended age range. Hubs made of lightweight aluminum alloy with 28 holes and steel spokes ensure durability and stability.

Additional information

The Kellys Lumi 50 20" blue children's bike comes with pedals included, making its complete assembly easier. Thanks to its thoughtful design and high-quality components, this bike is a great choice for young cyclists who want to develop their skills and enjoy outdoor activities.

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Kellys Lumi 50 20" blue children's bike

Kellys Lumi 50 20" blue children's bike

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Sizes table

    Below you will find information that will help you choose the right size when purchasing the Kellys Lumi 50 20" children's bike.

    Size OS
    Height (cm) 115-135
    S/T (mm) 254
    L (mm) 435
    Reach (mm) 310
    Stack (mm) 408
    H/T (mm) 90
    S/T (°) 73
    H/T (°) 71
    BB (mm) 5
    RC (mm) 360
    WB (mm) 845
    You save €40.00 €399.99
    €359.99
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