Woom 4 Children’s bicycle

Description

Frame
Frame material: lightweight, high quality processed AA-6061 aluminium with butted tubes.
20″ wheel size
Agile yet docile handling: low step-in, very low seat position and forgiving handlebar geometry make for good control of the bike and a high level of riding enjoyment

Gear system
8 gears
SRAM X4 rotary shifter
SRAM X4 rear derailleur

Fork
lightweight aluminium Unicrown fork
1″ steerer tube
generous caster for good handling

Wheel
superlight aluminium Soopa-Doopa-Hoops rims
Aluminium hubs with sealed bearings and mounting for woom mudguards
easy fitting and removal thanks to quick-release skewers
20 light, extra robust stainless steel spokes, double crossed spoked

Headset
fully integrated 1″ headset
sealed industrial bearings
integrated Ahead clamp

Tyres
20 x 1.4″ Schwalbe Little Joe folding tyre – woom Edition
high quality lightweight tyres with good cushioning and low rolling resistance for a firm grip
car valves for easy refuelling at any petrol station
optimal visibility, even in low light, thanks to reflective stripes on the sidewalls

Stem
lightweight stem made of forged aluminium
Vario handlebar that grows in height and length for an optimal seating position during the entire period of use
Handlebar mounted with two clamps and screwed down with two Allen bolts (5 mm)

Saddle
ergonomically adapted to the child’s pelvic bones
free of harmful substances
Side protection for leaning against house walls

Handlebar
wide, ergonomically adjusted and lightweight aluminium handlebar for better control of the bike
sandblasted and black anodised
width: 540 mm

Seat post
anodised aluminium seat post with indicator for maximum extension

Grips
woom Ergogrip – suitable for children thanks to small diameter
ergonomically shaped grip surface, free of harmful substances
Handlebar ends with extra large diameter for better protection
Screw grips for a firm grip on the handlebar

Saddle clamp
made of aluminium
Long quick-release lever, can also be operated with little hand force
Secured against twisting

Drive
light, forged aluminium cranks with 110 mm length and low pedal travel (Q-factor)
Chainring with narrow width and 28 teeth
cassette with 11 to 28 teeth
Flat, narrow plastic platform pedals
Encapsulated cartridge bearing

Brakes
two independently operated V-brakes with child-friendly lever ratio
ergonomic brake lever with range adjustment
high-quality Jagwire Bowden cables for reduced friction and smooth operation

Colours
woom red, sunny yellow, woom green, sky blue, purple haze

Weight
7.7 kg (without pedals)

Weight limit
max. load 70 kg