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2021 Bianchi

Duel 20 Boy

A 20″ aluminum frame general youth bike with mid-range components and rim brakes.
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FrameAluminum
SuspensionRigid
Wheels20″ Aluminum
Drivetrain1 × 6
GroupsetTourney
BrakesRim
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 km/h

Duel 20 Boy

28 km/h

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Highest gear

(descending)

Specs
Build
Frame

Duel 20 Boy, Alloy 6061, 20" wheels, size: 28cm

Fork

Suspended fork 20"

Bottom Bracket

Steel, sealed type

Headset

Ahead type

Stem

Alloy, diam 25.4, 1.1/8", ext:60mm, rise 17°

Handlebar

Steel, width:560mm, rise:30mm, back sweep: 15°

Saddle

Black, steel rail

Seatpost

Steel, diam. 27.2mm, length: 250mm

TypeRigid

Pedals

Included

Grips

L/R:92mm/125mm

Groupset
Rear Derailleur

Shimano Tourney RD-TY300 6sp

Crank

Steel w/36T chainring, crank length 127mm

Shifters

Shimano Tourney SL-RS35-6R 6sp

Cassette

Shimano Tourney MF-TZ20 Tourney 6sp, 14-16-18-21-24-28T

Chain

Steel 1/2"*1/8"

Brakes

V-Brake, Alloy

TypeRim

Wheels
Rims

Alloy

Front Hub

Steel

Rear Hub

Steel

Tires

20"*1.95

Rider Notes
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First added 13 April

Last updated 13 April

Not listed for 1,858 days