Nishiki OPTIMA SC 1998 VS Specialized GLOBE CENTRUM COMP IG8 2008 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


Specialized Globe Centrum Comp IG8 2008 comparison online with competitors

Specialized Globe Centrum Comp IG8

General Infos
Model Globe Centrum Comp IG8
Manufacturer Specialized
Year of production 2008
Current price Check price Here ==>   
Color choice -Gun Metal
Sizes - 16 (inches)
- 17.5 (inches)
- 19 (inches)
- 21 (inches)

Wheels And Breaking System

Bike front tire26 X 1.50 (inches) Nimbus Sport
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type 6 (inches) Center Lock Rotor Brakes
Shimano Hydraulic Levers
Hydraulic
Shimano BR-M485
Hubs for disc brakes IG-8
Rear: Shimano Alfine SG-S500
Front: Shimano HB-M495 Center Lock
Rims manufacturerAlex RHD-26
Spoke nipples typeNot Available
Spoke wheel 15ga.
Stainless Steel

Frame and Body Specs

Frame materialsA1 Premium Aluminum
Frame typeTIG-welded
Handlebar construction 31.8 (millimeters)
600 (millimeters) Wide
Specialized Aluminum Flat
Handlebar extenderOptional
Handlebar stem detailsSBC 31.8 (millimeters) Clamp
Headset size1 1/8 (inches) Threadless Integrated

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
KMC Z610
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 113 (millimeters) Spindle
Shimano BB-UN25
Crankset parts and sizes 42 Teeth
Specialized Single Speed
Gear shift leversShimano Alfine SL-S500
Rear gear set8-speed Internal

Specialized Globe Centrum Comp IG8 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Aero Crown
Aluminum
Fork typeSpecialized A1 Premium

Other Specs of Specialized Globe Centrum Comp IG8

Component group setsShimano Inter-8
Pedals detailsGlobe Lightweight Alloy
Rear shock absorberNot Available
Saddle seatSpecialized Indie
Seat post extension 27.2 (millimeters) Diameter
Specialized Alloy


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