GT Bicycles SPEED SERIES JR. 20 2012 VS DK SENTRY 2009 specs comparison

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
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


DK Sentry 2009 comparison online with competitors

DK Sentry

General Infos
Model Sentry
Manufacturer DK
Year of production 2009
Current price Check price Here ==>   
Color choice - Dark Red Pearl
- Metallic Pewter
-Black Gold
Sizes - 20.5 TT (inches)

Wheels And Breaking System

Bike front tire20 (inches) Kenda
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Unavailable Rear Levers
Tektro BX-310 Rear Brakes
Hubs for disc brakesAlloy 10 (millimeters)
Rims manufacturer 36-hole
Alloy
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless

Frame and Body Specs

Frame materials6061 aluminum c
Frame typeTIG-welded
Handlebar constructionDK 2 Piece 7.3 (inches)
Handlebar extenderOptional
Handlebar stem detailsDK Race Alloy Front Load
Headset size1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chainKMC
Bottom bracket shell widthNot Available
Bottom bracket typeEuro
Crankset parts and sizes 39 Teeth
3 Piece Tubular Chromoly
Gear shift leversNot Available
Rear gear set 14 Teeth
1-speed

DK Sentry Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
4130 Chromoly
Fork typeNot Available

Other Specs of DK Sentry

Component group setsBMX
Pedals detailsAluminum Platform
Rear shock absorberNot Available
Saddle seatDK Slim With 7 (millimeters) Rail
Seat post extension 27.2 (millimeters) Diameter
Alloy Pillar


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