Woom GO 4

Frame
Lightweight, high-quality AA 6061 aluminum with butted tubes
20? wheels
Agile and easy handling: low entry, very low riding position and forgiving front-end geometry resulting in good control and more grins
woom LEGGIE Kickstand pre-installed
Gears
7 gears with a child-friendly gear indicator
Twist shifter: microSHIFT Ds45
Rear derailleur: microSHIFT M21SS
Fork
Lightweight aluminum unicrown fork
1? steerer tube
Generous trail angle for easy, well-balanced handling
Wheels
Ultralight aluminum rims
Lightweight aluminum hubs with sealed bearings
Front: fast installation and removal thanks to quick-release skewer
Rear: installation and removal with 5 mm hex key
20 lightweight, super strong stainless steel spokes, double-crossed spoking
Headset
Fully integrated 1? headset
Sealed industrial-grade bearings
Integrated Ahead plug
Tires
20 × 1.4? Schwalbe Little Joe
High-quality, lightweight tires with low rolling resistance for maximum safety with minimum effort
Schrader (car-type) valves allowing the tires to be pumped up at gas stations
Reflective stripes for side visibility
Stem
Superlight stem made out of forged aluminum
40 mm/+15°
Recessed clamp bolts and sleek, rounded design making the stem extremely knee-friendly
Handlebars attached to the stem with two 5 mm hexagon socket bolts
Saddle
Ergonomic design
Durable, waterproof and weather-resistant material
Handlebars
Wide, ergonomic and lightweight aluminum bars for more control
BMX style with high rise for maximum adjustability
ABC marking for precise adjustment in relation to the saddle height
Sandblasted and anodized in black
Super narrow diameter grip, suitable even for very small hands
Width: 560 mm
Seatpost
Anodized aluminum seatpost with visible minimum insertion mark
Integrated shim in the seat tube to stop scratching
ABC marking for precise adjustment of the saddle height in relation to the handlebars
Grips
Ergonomic design
Ultra slim, child-specific diameter to ensure good grip
Targeted comfort zone for ultimate hand-to-bar contact
Oversized ends for protection in the event of a crash
Lock-on grips with integrated anti-twist clamp
Seatpost clamp
Made of aluminum
Long quick-release lever, easy to operate requiring only minimal strength
No risk of turning and/or twisting
Drivetrain
Lightweight, forged 110 mm aluminum cranks with narrow tread (Q-factor)
Narrow-wide chainring with 28 teeth
Cassette with 11–28 teeth
Narrow, flat platform plastic pedals
Sealed cartridge
Brakes
Two independently operated mini V-brakes requiring minimal strength for maximum braking power
Ergonomic brake levers designed for small hands with short fingers and little strength
High-quality Jagwire Bowden cables with low friction for smooth performance
Included tools
15 mm wrench for pedals
4 mm hex key for stem
Colors
woom red, vibrant yellow, hot pink, metallic turquoise, metallic blue

Weight
17 lbs 3 oz
Weight limit
155 lbs (70 kg)
Shipping dimensions
42.1" x 33.5" x 9.4" (107 × 57 × 24 cm)