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2025 Polygon

ZETA VELO

A 20″ aluminum frame commuter bike with mid-range components and hydraulic disc brakes.
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Manufacturer Price

$499
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels20″ Aluminum
Drivetrain1 × 10
GroupsetTiagra
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)

26 mph

ZETA VELO

31 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Sizing
All Size

4'11" – 5'7"

Rider Fit Notes

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Price History
Geometry
Specs
Build
Frame

aluminum

BB StandardBSA, Threaded

ColorsCoconut Gloss; Peacock Gloss

Fork

ALLOY RIGID FORK

Bottom Bracket

BSA THREADED FOR 2-PIECE CRANKSET

Headset

SEMI INTEGRATED THREADLESS, ZS 44/28.6 | ZS 44/30

Handlebar

POLYGON SPORT, W: 640mm, BB: 31.8mm, R/D: 0mm, B: 6degree

Saddle

SELLE ROYAL

Seatpost

POLYGON SPORT, DxL: 30.9 x 400mm

TypeRigid

Pedals

PP PEDALS W/ REFLECTOR

Groupset
Rear Derailleur

SHIMANO TIAGRA RD-4700 DIRECT ATTACH

Crank

PROWHEEL OUNCE 48T

Shifters

SHIMANO TIAGRA SL-4700, 1x10-SPEED RAPIDFIRE

Cassette

SHIMANO TIAGRA CS-HG500 11-34T

Chain

KMC X10

Brakes

CLARKS M2 HYDRAULIC DISC BRAKE

TypeHydraulic Disc

Brake Levers

CLARKS M2

Wheels
Rims

F: 20'' ALLOY DOUBLE WALL H:21mm W: 17.9mm 406 32H / R: 20'' ALLOY DOUBLE WALL H:21mm W: 17.9mm 406 32H

Spokes

F: 14G STAINLESS NDS:182mm DS:184mm / R: 20'' ALLOY DOUBLE WALL H:21mm W: 17.9mm 406 32H

Front Hub

ALLOY QRx100mm 32H 6-BOLTS

Rear Hub

ALLOY QRx135mm 32H 6-BOLTS

Tires

VEE SPEEDSTER 20"x2.0"

Disc Rotors

CLARKS M2 160MM 6-BOLTS

Rider Notes
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First added January 26

Last updated June 1