Nishiki OPTIMA SC 1998 VS Rocky Mountain RC 30 2007 specs comparison

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➜ Nishiki Optima SC price ➜ Rocky Mountain RC 30 price
Nishiki Optima SC 1998 comparison online with competitors

Nishiki Optima SC

General Infos
Model Optima SC
Manufacturer Nishiki
Year of production 1998
Current price 🛒 View Price →     
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


Rocky Mountain RC 30 2007 comparison online with competitors

Rocky Mountain RC 30

General Infos
Model RC 30
Manufacturer Rocky Mountain
Year of production 2007
Current price 🛒 View Price →     
Color choice - Deep Red
-Brushed Aluminum
Sizes - 34cm (centimeters)
- 42cm (centimeters)
- 46cm (centimeters)
- 50cm (centimeters)
- 54cm (centimeters)
- 58cm (centimeters)

Wheels And Breaking System

Bike front tire700 X 28c Kenda Koncept
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano ST-221 Levers
Tektro 930AL Brakes
Hubs for disc brakesAlex 200
Rims manufacturerAlex 200
Spoke nipples typeNot Available
Spoke wheelStainless Steel

Frame and Body Specs

Frame materials7005 aluminum c
Frame typeTIG-welded
Handlebar constructionRMB XC Riser
Handlebar extenderNot Available
Handlebar stem detailsRMB Cold Forged
Headset sizeFSA Intellaset

Gearing Specifications

Bicycle chainShimano CN-HG50
Bottom bracket shell widthNot Available
Bottom bracket typeShimano BB-UN26
Crankset parts and sizes 30/42/52 Teeth
FSA Vero
Gear shift leversShimano ST-221
Rear gear set10-speed

Rocky Mountain RC 30 Fork System Data

Derailleur (Front)Shimano FD-443
Derailleur (Rear)Shimano Sora
Fork material Unicrown Crown
Alloy
Fork typeRMB

Other Specs of Rocky Mountain RC 30

Component group setsShimano Mix
Pedals detailsWellgo LU-C8S-P
Rear shock absorberNot Available
Saddle seatSelle Italia XO
Seat post extensionRMB


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