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2025 Superior

F.L.Y. 20

A 20″ aluminum frame general youth bike with mid-range components and hydraulic disc brakes.
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Weight19.2 lbs  
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels20″ Aluminum
Drivetrain1 × 7
GroupsetTourney
BrakesHydraulic Disc
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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)

14 mph

F.L.Y. 20

18 mph

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Highest gear

(descending)

Sizing
9"

3'3" – 4'4"

Rider Fit Notes

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Geometry
Specs
Build
Frame

Alu 6061 T6 Double Butted, Advanced Junior Geometry,1xOptimized, BB BSA, Inner cable routing,Disc Brake Flat mount,

BB StandardBSA, Threaded

ColorsMatte Trooper Green; Matte Olive Metallic

Fork

Alloy 6061 T6, Advanced Junior, Disc Brake Flat mount

Bottom Bracket

Thun Topaz, BSA

Headset

ONE CHS0926 FIT8, 1-1/8", IS41/28.6 - IS41/30

Handlebar

ONE Alloy Integrated Cockpit

Saddle

Selle Royal Junior

Seatpost

ONE, Alloy, 27.2mm

TypeRigid

Pedals

Marwi SP-202

Groupset
Rear Derailleur

SHIMANO TOURNEY RD-TY200

Crank

ONE Sport, Alloy, 127mm, 28T

Shifters

SHIMANO SL-RV200-7R, REVOSHIFT, 7-speed

Cassette

SHIMANO CS-HG200, 7-speed, 12-32T

Chain

KMC Z8.3

Brakes

Alhonga HJ-372F, hydraulic disc brake

TypeHydraulic Disc

Wheels
Rims

STARS J18SF, Disc, 20H

Spokes

SAPIM Galvanized Black

Front Hub

ONE Sport, 20H, Disc, M9x100mm, QR Type

Rear Hub

ONE Sport, 20H, CL, M10x135, QR Type

Tires

Schwalbe Billy Bonkers Performance, 20x2.00", ADDIX

Rider Notes
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First added March 15

Last updated August 16

Not listed for 289 days