Woom 4 Bike 20" - OFF Air (B)

Frame

• Made of lightweight, high-quality 6061 T6 aluminum with butted and hydroformed tubes
• 20" wheels
• Easy-access low top tube to assist dismounting
• Long wheelbase and low center of gravity to aid balancing
• Featuring woom-specific molded chainstay protector 

Gears

• 9 speeds
• SRAM X5 trigger shifter
• SRAM X5 rear derailleur

Fork

• Aluminium air suspension fork from RST
• Adjustable compression and rebound damping and lockout function
• 60 mm suspension travel
• 1⅛ - 1'' tapered steerer tube
• 100 x 15 mm thru axle
• Post mount for disc brake

Wheels

• Tubeless-compatible Alexrims wheelset
• Aluminum hubs with sealed industrial bearings
• Thru axles for maximum torsional strength (100 x 15 mm front and 135 x 12 mm rear)
• 20 spokes, double-crossed spoking
• Aluminum nipples

Headset

• Fully integrated 1⅛ - 1" headset
• Sealed industrial bearings

Tires

• 20 x 2.25″ Schwalbe Rocket Ron with ADDIX SPEED rubber compound
• Quality MTB tires with low rolling resistance, maximum grip, good shock absorption and excellent durability
• Presta valves, tubeless conversion ready

Stem

• Forged aluminum
• CNC-machined
• Handlebars attached via two clamps
• Rise/drop: +/-15° with flip-flop design to adjust handlebar height
• Length: 50 mm

Saddle

• Ergonomically designed to fit children's anatomy
• Streamlined mountain-bike specific saddle design 
• Side protection to lean against walls

Handlebars

• Wide, ergonomically adapted and lightweight (sandblasted and silver anodized) aluminum bars for more control
• Tapered end to fit child’s hands
• Width: 570 mm
• Rise: 20 mm

Seatpost

• 27.2 x 250 mm
• Anodized aluminum seatpost with insertion marks that indicate the minimum insertion depth

Grips

• Child-friendly thanks to small diameter
• Single-clamp grip to prevent twisting
• Safety zone: extra rubber on palm-facing portion (off-center) of grip for added comfort
• 100% silicone for maximum grip

Seatpost Clamp

• Quick-release seatpost clamp for easy adjustments
• Made from aluminum
• It is long enough to require only minimal force to release

Drivetrain

• Lightweight, forged aluminum, 110 mm long and kid-specific cranks with narrow tread (Q-factor)
• Narrow-wide chainring with 28 teeth in the front
• Cassette with 11-32 teeth in the back
• Chromoly axle and sealed industrial ball bearings

Brakes

• Hydraulic disc brakes by Promax
• Rotor diameter front/back: 160/140 mm
• Ergonomic brake levers designed for children's hands

Pedals

• Flat pedals made from fiber-reinforced nylon with metal pins for good grip

BIKE GEOMETRY:

•  Tire/Wheel size: 20''
•  Handlebar height: 760 mm
•  Handlebar adjustment:
• Angle: +/- 15°
• Height: +/- 12 mm
•  Steering angle: 68°
•  Horizontal top tube length: 460 mm
•  Wheelbase: 850 mm
•  Seat tube angle: 70°
•  Minimum saddle height: 575 mm
•  Maximum saddle height: 725 mm
•  Crank arm length: 110 mm
  
  
• Bike weight (without pedals): 9,2 kg
• Maximum load (bike + rider + luggage): 50 kg
• Packing dimensions: 112 × 64 × 23 cm

WARRANTY

In order to claim the warranty on Woom products valid for the territory of the Republic of Slovenia, it is necessary to present a receipt of purchase - invoice, showing the date of delivery of the goods and the data identifying the goods. The Warrantor guarantees the warranty in accordance with the manufacturer's warranty for a period of 2 years.