Woom OFF AIR 4

20" jooksudega õhkamordiga 9 kg kaaluv 9-käiguline maastikujalgratas 5-8a / 118-130cm sõitjale.
Hüdraulilised ketaspidurid, thru axle tüüpi võllikinnitused, 6061 alumiinium raam ja komponendid.

2013. a Austrias loodud vaid lasteratastele spetsialiseerunud WOOM tooteid on senise tegevusaja jooksul pärjatud korduvalt mitmete rahvusvaheliste (disaini)auhindadega - Bicycle Brand Contest, Eurobike Award, reddot Design Award, iF Design Award, Design & Innovation Award, German Design Award, Bike Award 2019 Polen, Bicycling USA Bike Award.

Frame
Frame material: lightweight, high-quality 6061 T6 aluminum with butted and hydroformed tubes
20" wheels
Sporty handling: an easy-access low top tube, low centre of gravity and long wheelbase provide good balance and make for a fun, safe riding experience

Gears
9 speeds
SRAM X5 trigger shifter
SRAM X5 rear derailleur

Fork
Hydraulic air suspension fork with 60 mm travel, adjustable compression and rebound damping, plus lock-out
1 1/8″ – 1″ baby taper shaft
100 x 15 mm through axle
Post mount for disc brake

Wheels
Superlight woom OFF DISCO TEC double-chamber aluminum rims
Aluminum hubs with sealed industrial bearings
Through axles for maximum torsional strength (100 x 15 mm front / 135 x 12 mm rear)
20 G14 spokes, double-crossed spoking
Aluminum nipples

Headset
Fully integrated 1" – 1 1/8" headset
Sealed industrial bearings

Tyres
20 x 2.25″ Schwalbe Rocket Ron with ADDIX SPEED rubber compound
Quality MTB tyres with low rolling resistance, maximum grip, good shock absorption and excellent durability
Car-type valves for easy filling at any gas station

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

Saddle
Ergonomically designed to fit children´s pelvis
Non-toxic
Side protection to lean against walls

Handlebars
Wide, ergonomically adapted and lightweight aluminum bars for more control
Sandblasted and silver anodised
Width: 600 mm
Rise: 20 mm
Seatpost 27.2 x 250 mm
Anodised aluminum seatpost with insertion marks that indicate the minimum insertion depth

Grips
Child-friendly thanks to small diameter
100% silicone for maximum grip
Non-toxic
Screwed-in end plugs

Seatpost Clamp
Made from aluminum
No risk of turning and/or twisting

Drive
Lightweight, forged 110 mm aluminium 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 fibre-reinforced nylon
Cr-Mo axle and sealed industrial ball bearings

Brakes
Hydraulic disc brakes by Promax
Disc diameter front/back: 140/140mm
Ergonomic brake levers designed for children´s hands