Mirraco 20FORTY 2012 VS GT Bicycles SPEED SERIES JR. 20 2012 specs comparison

Mirraco 20Forty 2012 comparison online with competitors

Mirraco 20Forty

General Infos
Model 20Forty
Manufacturer Mirraco
Year of production 2012
Current price Check price Here ==>   
Color choice -Gloss Black
Sizes - 21.3''TT
Sizes - 21.3''TT

Wheels And Breaking System

Bike front tireKenda K-Rad 20 X 2.125 (inches)
Bike rear tireNot Available
Bike wheel sizeNot Available
Brakeset typeC-Star U-Brake
Hubs for disc brakesUnavailable Front Hub Unavailable Rear Hub
Rims manufacturerBlack Label Alloy 36h
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsFull Chromoly
Frame typeNot Available
Handlebar constructionVise 2-PC
Handlebar extenderNot Available
Handlebar stem detailsBlack Label Alloy
Headset sizeIntegrated 1-1/8 (inches) Threadless

Gearing Specifications

Bicycle chainUnavailable Chain
Bottom bracket shell widthNot Available
Bottom bracket typeMID BB
Crankset parts and sizesVise 3-PC
Gear shift leversUnavailable Shifters
Rear gear setNot Available

Mirraco 20Forty Fork System Data

Derailleur (Front)Unavailable Front Derailleur
Derailleur (Rear)Unavailable Rear Derailleur
Fork materialNot Available
Fork typeChromoly Tapered Legs

Other Specs of Mirraco 20Forty

Component group setsNot Available
Pedals detailsBlack Label Plastic
Rear shock absorberUnavailable Rear Shock
Saddle seatPivotal Padded
Seat post extensionPivotal 25.4


GT Bicycles Speed Series Jr. 20 2012 comparison online with competitors

GT Bicycles Speed Series Jr. 20

General Infos
Model Speed Series Jr. 20
Manufacturer GT Bicycles
Year of production 2012
Current price Check price Here ==>   
Color choice -Silver and Blue
Sizes - Standard size for all

Wheels And Breaking System

Bike front tireTioga Power Block 1-3/8
Bike rear tireNot Available
Bike wheel sizeNot Available
Brakeset typePromax MV-201
Hubs for disc brakesGT Mohawk 28h GT Mohawk 28h
Rims manufacturerUnavailable Wheelset
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsHydroformed Speed Metal Al
Frame typeNot Available
Handlebar constructionGT Race
Handlebar extenderNot Available
Handlebar stem detailsGT Race
Headset sizeFSA Integrated Sealed 1 (inches)

Gearing Specifications

Bicycle chainKMC Z610Hk
Bottom bracket shell widthNot Available
Bottom bracket typeEuro Sealed External Bearing
Crankset parts and sizesGT Race 145 (millimeters) 41t
Gear shift leversUnavailable Shifters
Rear gear setNot Available

GT Bicycles Speed Series Jr. 20 Fork System Data

Derailleur (Front)Unavailable Front Derailleur
Derailleur (Rear)Unavailable Rear Derailleur
Fork materialNot Available
Fork typeGT Cro-Mo

Other Specs of GT Bicycles Speed Series Jr. 20

Component group setsNot Available
Pedals detailsGT Mini Plastic
Rear shock absorberUnavailable Rear Shock
Saddle seatGT Uni
Seat post extensionGT Uni


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