Nishiki OPTIMA SC 1999 VS Rocky Mountain RC 50 V 2009 specs comparison
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) |
| 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 tire | 26 X 1.95 (inches) Kenda K-847 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro 379A Levers Tektro 824A Linear-pull Brakes |
| Hubs for disc brakes | Shimano RM40 |
| Rims manufacturer | 36-hole Weinmann 519 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Adjustable Aluminum |
| Headset size | 1 1/8 (inches) Victor VP-H67 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z-51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 117.5 (millimeters) Spindle Victor VPB-33 |
| Crankset parts and sizes | 24/34/42 Teeth Shimano AceraX |
| Gear shift levers | Shimano 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 type | Nishiki |
Other Specs of Nishiki Optima SC
| Component group sets | Hybrid Mix |
| Pedals details | Victor VP-806 |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Stratos Hyper Expert Duo-Compound Lycra Comfort |
| Seat post extension | 26.0 (millimeters) Diameter Suspension Aluminum |
Rocky Mountain RC 50 V
General Infos| Model | RC 50 V |
| Manufacturer | Rocky Mountain |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Anthracite |
| Sizes |
- 40cm (centimeters) - 45.5cm (centimeters) - 50cm (centimeters) - 55.5cm (centimeters) - 58cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Kenda Kwick Roller Sport |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano R440 Levers Tektro M530 Brakes |
| Hubs for disc brakes | Wheeltech Cartridge Sealed |
| Rims manufacturer | Alex DC-19 |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless |
Frame and Body Specs
| Frame materials | 7005 Triple Butted Aluminum With Delta Process TT |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) FSA |
Gearing Specifications
| Bicycle chain | Shimano HG53-9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TH BB-8420 |
| Crankset parts and sizes | 34/50 Teeth FSA Vero |
| Gear shift levers | Shimano R440 |
| Rear gear set | 12 - 26 Teeth 9-speed |
Rocky Mountain RC 50 V Fork System Data
| Derailleur (Front) | Shimano R440 |
| Derailleur (Rear) | Shimano LX |
| Fork material | Unicrown Crown Carbon and Alloy Steerer |
| Fork type | Not Available |
Other Specs of Rocky Mountain RC 50 V
| Component group sets | Shimano Mix |
| Pedals details | VP 990s |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Italia XO |
| Seat post extension | 31.6 (millimeters) Diameter Alloy |
Useful links and guides ....
- To know more about this exacte bike, Nishiki provided us with the latest version of its Optima SC bike manual
- Find All parts, tires and accessories of Nishiki Optima SC Commuter here
- Get your Rocky Mountain RC 50 V manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Rocky Mountain RC 50 V Commuter here