Jamis COMMUTER 2 2011 VS Nishiki OPTIMA SC 1999 specs comparison

Jamis Commuter 2 2011 comparison online with competitors

Jamis Commuter 2

General Infos
Model Commuter 2
Manufacturer Jamis
Year of production 2011
Current price Check price Here ==>   
Color choice - cucumber
- midnight blue
-Bleck forest green
Sizes - M: 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 F: 14 (inches)
- 18 (inches)
Sizes - M: 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 F: 14 (inches)
- 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 Alloy 4-finger Levers
Alloy Direct Pull Brakes
Hubs for disc brakesFormula Alloy
Rims manufacturer 32-hole
Alex ID-19
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel Stainless

Frame and Body Specs

Frame materials6061 Triple Gauge Aluminum
Frame typeAluminum
Handlebar constructionJamis ARC
Handlebar extenderOptional
Handlebar stem detailsNVO Components
Headset size1 1/8 (inches) Sealed

Gearing Specifications

Bicycle chainKMC Z7
Bottom bracket shell width68 (millimeters)
Bottom bracket type 122.5 (millimeters) Spindle
FSA Sealed Cartridge
Crankset parts and sizes 44T Teeth
Forged Alloy
Gear shift leversSRAM 3.0 Comp Grip Shift
Rear gear set 11 - 32 Teeth
8-speed

Jamis Commuter 2 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)SRAM VIA
Fork materialSteel
Fork typeHi Ten

Other Specs of Jamis Commuter 2

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


Nishiki Optima SC 1999 comparison online with competitors

Nishiki Optima SC

General Infos
Model Optima SC
Manufacturer Nishiki
Year of production 1999
Current price Check price Here ==>   
Color choice -Champagne Vapor (White)
Sizes - 14.5 (inches)
- 16.5 (inches)
- 18 (inches)
- 20 (inches)
- 22 (inches)
- 24 (inches)
- womens 16 (inches)
- womens 19 (inches)

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Kenda K-847
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Tektro 379A Levers
Tektro 824A Linear-pull Brakes
Hubs for disc brakesShimano RM40
Rims manufacturer 36-hole
Weinmann 519
Spoke nipples typeBrass Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Chung Nan Stainless Steel

Frame and Body Specs

Frame materialsChromoly and hi-tensile Steel
Frame typeTIG-welded
Handlebar constructionAluminum
Handlebar extenderOptional
Handlebar stem details Adjustable
Aluminum
Headset size1 1/8 (inches) Victor VP-H67

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
KMC Z-51
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 117.5 (millimeters) Spindle
Victor VPB-33
Crankset parts and sizes 24/34/42 Teeth
Shimano AceraX
Gear shift leversShimano Revo TY-40
Rear gear set 11 - 28 Teeth
7-speed

Nishiki Optima SC Fork System Data

Derailleur (Front) Bottom-pull and clamp-on 28.6 (millimeters)
Shimano AceraX Top-swing
Derailleur (Rear)Shimano AceraX
Fork material Unicrown Crown
Hi-tensile Steel
Fork typeNishiki

Other Specs of Nishiki Optima SC

Component group setsHybrid Mix
Pedals detailsVictor VP-806
Rear shock absorberNot Available
Saddle seatSelle Stratos Hyper Expert Duo-Compound Lycra Comfort
Seat post extension 26.0 (millimeters) Diameter
Suspension
Aluminum


Useful links and guides ....