Woom OFF AIR 4 Kids Mountain Bike (20" 9-Speed)

Rare AIR The newly upgraded 20" woom OFF AIR 4 will take its Rider beyond the beginning stages of their mountain biking journey. Stable, responsive, and equipped with a high-performance front suspension system, durable components, and tubeless-compatible rims and tires, it provides best-in-class value in its category. Off-road capable and kid-tested, this mountain bike was ergonomically designed for growing bodies and developing abilities. The woom OFF AIR 4 is more than capable on cross-country trails yet, uncompromising on gravel, pavement, or wherever the spirit leads your Rider. Size 20″ • 20.9 lbs. - Age 6 - 8 years • 46 - 51″ Specifications Frame Frame material: 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 Suspension Fork RST SPEX hydraulic air suspension fork with 60 mm travel, adjustable compression, and rebound damping, plus lock-out 1 – 1 ⅛″ 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 G14 spokes, double-crossed spoking Aluminum nipples Headset Fully integrated 1 – 1 ⅛" headset Sealed industrial bearings Tires 20 x 2.25″ Schwalbe Rocket Ron with ADDIX SPEED rubber compound Quality mountain bike 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 the handlebar height Length: 50 mm Saddle Ergonomically designed to fit a child’s anatomy Streamlined, mountain-bike-specific saddle design Side protection to lean against walls Handlebars Wide, ergonomically adapted and lightweight aluminum bars for more control Tapered end to fit a child’s hand Sandblasted and silver anodized Width: 570 mm Rise: 20 mm Seatpost 27.2 x 250 mm Anodized aluminum seatpost with insertion marks that indicate the minimum insertion depth Quick-release seatpost clamp Grips Child-friendly because of a small diameter Single-clamp grip to prevent twisting Safety zone: extra rubber on the palm-facing portion of the grip for added comfort 100% silicone for maximum grip Seatpost Clamp Quick-release seatpost clamp for easy adjustments Made from aluminum Drivetrain Lightweight, forged aluminum, 4.3" (110 mm), 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 Flat pedals made from fiber-reinforced nylon Chromoly axle and sealed industrial ball bearings Brakes Hydraulic disc brakes by Promax Rotor diameter front/back: 140/140 mm Ergonomic brake levers designed for a child’s hands Weight Bike weight: 20.9 lbs Max weight: 110 lbs combined weight of the Rider and cargo Colors Black Terra Coppa Enclosed Tools 4 mm hex key for the stem and seatpost clamp 8 mm hex key for the front wheel and pedals Shipping Dimensions 45 x 26 x 9” Assembly Instructions Your OFF-road adventure can begin shortly! In just a few steps, your woom OFF will be ready for its first ride. Check out this video to find out exactly what to do. Assembly instructions Instructions for Use