Nishiki OPTIMA SC 1998 VS Jamis COMMUTER 3 2010 specs comparison

Nishiki Optima SC 1998 comparison online with competitors

Nishiki Optima SC

General Infos
Model Optima SC
Manufacturer Nishiki
Year of production 1998
Current price Check price Here ==>   
Color choice -Okanagon Green
Sizes - 16 (inches)
- 18 (inches)
- 20 (inches)
- womens 16 (inches)
- womens 19 (inches)
Sizes - 16 (inches)
- 18 (inches)
- 20 (inches)
- womens 16 (inches)
- womens 19 (inches)

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Rolleasy Comfort
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Aluminum Levers
Shimano Altus 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 materials7005 aluminum c
Frame typeTIG-welded
Handlebar construction 2 (inches) Rise
Aluminum
Handlebar extenderOptional
Handlebar stem detailsAluminum
Headset size1 1/8 (inches) Victor VP-H94 Sealed

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
KMC Z-51
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 110.5 (millimeters) Spindle
Shimano BB-LP27
Crankset parts and sizes 24/34/42 Teeth
Sugino Impel 250
Gear shift leversGrip Shift SRT-4.0
Rear gear set 12 - 28 Teeth
7-speed

Nishiki Optima SC Fork System Data

Derailleur (Front) Bottom-pull and clamp-on 31.8 (millimeters)
Shimano Alivio Top-swing
Derailleur (Rear)Shimano STX
Fork material Unicrown Crown
4130 Chromoly
Fork typeNishiki Comfort

Other Specs of Nishiki Optima SC

Component group setsShimano Alivio
Pedals detailsResin
Rear shock absorberNot Available
Saddle seatSelle Stratos Hyper Plush With Bumper Guard
Seat post extension 27.2 (millimeters) Diameter
Aluminum Micro-adjust


Jamis Commuter 3 2010 comparison online with competitors

Jamis Commuter 3

General Infos
Model Commuter 3
Manufacturer Jamis
Year of production 2010
Current price Check price Here ==>   
Color choice - Ocean Mist and Stainless
-Sangria and Stainless
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 Vittoria Adventure Touring
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Tektro Tenera Levers
Tektro Linear-pull Brakes
Hubs for disc brakes Rear: Shimano Nexus Inter-8
Front: Shimano DH2N35 Dynamo Hub
Rims manufacturer 36-hole
Weinmann ZAC-1800
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 detailsNVO TM4 Adjustable
Headset size1 1/8 (inches) Threadless VP Slimstack

Gearing Specifications

Bicycle chainKMC Z410
Bottom bracket shell width68 (millimeters)
Bottom bracket type 122.5 (millimeters) Spindle
Sealed Cartridge
Crankset parts and sizes 42 Teeth
Forged Alloy With Chainguard
Gear shift leversShimano SL-8S20 Revo
Rear gear set 20 Teeth
8-speed Internal

Jamis Commuter 3 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown With Tappered Legs Crown
Aluminum
Fork typeJamis City and Cross

Other Specs of Jamis Commuter 3

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


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