Jamis COMMUTER 1 2010 VS Electra TOWNIE ORIGINAL 21D 2011 specs comparison

Jamis Commuter 1 2010 comparison online with competitors

Jamis Commuter 1

General Infos
Model Commuter 1
Manufacturer Jamis
Year of production 2010
Current price Check price Here ==>   
Color choice - Pearl White and Stainless
- Reef Blue and Stainless
-Pewter and Stainless
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)

Wheels And Breaking System

Bike front tire700 X 32c CST Marathon and Tour
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Tektro Tenera Levers
Alloy Direct Pull Brakes
Hubs for disc brakes Rear: Shimano Nexus 3 Speed Internal Gear
Front: Formula Alloy QR
Rims manufacturer 36-hole
Alex R-1000
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel

Frame and Body Specs

Frame materials6061 Triple Gauge Aluminum
Frame typeTIG-welded
Handlebar constructionJamis ARC
Handlebar extenderOptional
Handlebar stem detailsJamis Alloy Quill Type
Headset size1 1/8 (inches) Threaded Sealed

Gearing Specifications

Bicycle chainKMC Z410
Bottom bracket shell width68 (millimeters)
Bottom bracket type 129 (millimeters) Spindle
VP Sealed Bolt Type 3RB Axle
Crankset parts and sizes 44 Teeth
Forged Alloy With Chainguard
Gear shift leversShimano SL-7S10 Revo
Rear gear set 20 Teeth
3-speed Internal

Jamis Commuter 1 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown With Tappered Legs Crown
High-tensile Steel
Fork typeJamis

Other Specs of Jamis Commuter 1

Component group setsCo (millimeters)uter Mix
Pedals detailsComfort Platform
Rear shock absorberNot Available
Saddle seatJamis Metro
Seat post extension 27.2 (millimeters) Diameter
Jamis Alloy Micro-adjust


Electra Townie Original 21D 2011 comparison online with competitors

Electra Townie Original 21D

General Infos
Model Townie Original 21D
Manufacturer Electra
Year of production 2011
Current price Check price Here ==>   
Color choice - black satin
- liquid silver
- matte blue
- silver metallic
- white
-Newport blue
Sizes - Not available

Wheels And Breaking System

Bike front tire26 X 2.0'' Semi-slick Street
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Alloy Levers
Alloy Linear Pull Brakes
Hubs for disc brakesAlloy
Rims manufacturer 32-hole
Electra Doublewall Alloy
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless

Frame and Body Specs

Frame materials6061 Alloy c
Frame typeAlloy
Handlebar constructionAlloy Custom Bend Riser
Handlebar extenderOptional
Handlebar stem detailsAlloy
Headset size1 1/8 (inches) Steel

Gearing Specifications

Bicycle chainKMC Z51
Bottom bracket shell widthNot Available
Bottom bracket typeSealed Cartridge
Crankset parts and sizesForged Alloy
Gear shift leversShimano EZ Fire
Rear gear set 14 - 34 Teeth
7-speed

Electra Townie Original 21D Fork System Data

Derailleur (Front)Shimano Tourney
Derailleur (Rear)Shimano Tourney
Fork materialAlloy
Fork typeSuntour XCT Alloy Suspension

Other Specs of Electra Townie Original 21D

Component group setsCo (millimeters)uter Mix
Pedals detailsResin
Rear shock absorberNot Available
Saddle seatErgonomic With Soft Lycra
Seat post extensionAlloy Pillar


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