Polygon Rudge

2021 BMX Manufacturer page

Suspension: Rigid
Wheels: 20″
Weight: 9.8 kg 21.6 lb · Reference configuration not specified
Frame: Steel
Brakes: Rim brake

Rider height by size (cm)

Size guide

One Size 120+

Components

6 of 16 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

HI-TEN Steel Frame Not identified

Suspension

1 part

Fork

HI-TEN Steel Fork Not identified

Drivetrain

3 parts

Bottom bracket
- Samox
Chain
- KMC
C-410
Crankset
- Samox 25t

Brakes

2 parts

Brake levers

Alloy Lever Not identified
Brakes
- Tektro

Wheels and tires

4 parts

Front hub

Cr.Mo, 36 Spokes Not identified
Rear hub

Cr.Mo, 36 Spokes Not identified
Rims

Alloy, Single Wall Not identified
Tires
- Kenda Kiniption

Cockpit and contact points

5 parts

Handlebar

Steel, 710mm Not identified
Headset

External Caged Bearing Not identified
Pedals

Nylon Platform Not identified
Saddle
- Polygon
Stem

Alloy, 49mm Not identified

Sizes and geometry

1 size Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size One Size

Table

Reach 401mm

Stack 361mm

Wheelbase 885mm

Head angle 74.0°

Seat angle 71.0°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 20″ wheel; exact published values are in the table below.

Size Reported by the manufacturer

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Reachmm	401
Stackmm	361
Top tube lengthmm	525
Seat tube lengthmm	209
Head tube lengthmm	100
Head tube angle	74°
Seat tube angle	71°
Chainstay lengthmm	340
Wheelbasemm	885
Front centermm	549
Bottom bracket dropmm	40
Bottom bracket heightmm	300
Standover heightmm	516
Fork rakemm	52

Not published by the manufacturer: Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Steel
Fork material: Steel
Bicycle weight: 9.8 kg

21.6 lb

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 25
Largest chainring: 25

Wheels and brakes

Wheel configuration: Same size
Brake type: Rim brake

Fit and controls

Shifting: Mechanical

Additional specifications

Tire width: 2.1″
Wheel material: Aluminum
Wheel size: 20″

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2021 builds

Differences across 2021 builds
Specification	This bicycle Polygon Rudge	Polygon Rudge 3	Polygon Rudge BMX
Frame
Bicycle weight	9.8 kg	12 kg	9.8 kg
Drivetrain
Rear sprockets	Not informed	1	Not informed
Smallest sprocket	Not informed	14	Not informed
Largest sprocket	Not informed	14	Not informed
Lowest gear	Not informed	35.7 in	Not informed
Highest gear	Not informed	35.7 in	Not informed
Cockpit
Shifting	Mechanical	No shifting	Mechanical
Seatpost	Not informed	Rigid seatpost	Not informed
Other specifications
Tire width	2.1″	2.25″	2.1″