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2026 Frog

53

A 20″ aluminum frame general youth bike with modest components and tektro rim brakes.
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Weight8,2 kg  
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels20″ Aluminum
Drivetrain1 × 8
GroupsetAltus
BrakesTektro Rim
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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)

28 km/h

53

28 km/h

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Highest gear

(descending)

Specs
Build
Frame

6061 T6 heat treated Aluminum alloy, seat tube 11" (280mm)

Fork

6061 T6 heat treated aluminium alloy

Bottom Bracket

Thun Shorty-ML-SL; square taper, 68/108/107.5

Headset

Neco, 1"1/8 semi-integrated threadless, Frog Bikes top cap

Stem

Aluminium, 1"1/8, 38mm, 4 bolt clamp

Handlebar

Aluminium, flat bar, 460mm

Saddle

Frog Bikes child-specific saddle (small), steel rails

Seatpost

Aluminium, micro adjust, 27.2mm

TypeRigid

Pedals

Frog Bikes, eco-friendly rice husk & plastic composite, with reflectors, 9/16"

Groupset
Rear Derailleur

Shimano Altus, M310, 8-speed

Crank

Frog Bikes Patented,114mm, Aluminum straight arm cranks, 32T chainring, black

Shifters

FrogFitTechnology®️ youth-specific 8-speed with short lever travel and ultraslick gear cable

Cassette

8-speed, 11-32t

Chain

KMC, 8-speed

Brakes

Tektro 836AL, Aluminum, linear pull

TypeTektro Rim

Brake Levers

Tektro JL510, aluminium, easy reach

Wheels
Rims

Aluminium, 20", double wall, machined braking surface

Front Hub

Quando, Aluminum, sealed hub, Quick Release, 20 hole

Rear Hub

Quando, Aluminum, sealed hub, Quick Release, 20 hole, Shimano type 8/9spd free hub body

Tires

Kenda K1047, 20"x1.5", Hybrid, (ETRTO/ISO 38-406)

Accessories
Fenders

Full length, resin, black

Rider Notes
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First added 7 March

Last updated 25 April

Not listed for 37 days