Giant BOULDER 2005 VS Opus SONAR 2008 specs comparison
Giant Boulder
General Infos| Model | Boulder |
| Manufacturer | Giant |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Purple and Silver - Steel Blue and Gray Metallic -Black Metallic and Red Metallic |
| Sizes |
- 12.5 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 17 (inches) - womens 19 (inches) |
| Sizes |
- 12.5 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 17 (inches) - womens 19 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Center Ridge All Terrain |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-29 Front and Shimano ST-EF29 EZ Fire STI Rear Levers Aluminum Linear-pull Brakes |
| Hubs for disc brakes | Q and R Rear: Aluminum Nutted Front: Aluminum |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly Seat Tube and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Rise Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Giant Alloy MTB |
| Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 122.5 (millimeters) Spindle VP-BC73 |
| Crankset parts and sizes | 28/38/48 Teeth Suntour XCC-100 |
| Gear shift levers | Shimano EF-29 |
| Rear gear set | 14 - 34 Teeth 7-speed |
Giant Boulder Fork System Data
| Derailleur (Front) | Shimano FD-C102 |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Single Crown Aluminum |
| Fork type | 75 (millimeters) Travel InSync 323 |
Other Specs of Giant Boulder
| Component group sets | Mountain Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Giant Groove Plus |
| Seat post extension | Aluminum Micro-adjust |
Opus Sonar
General Infos| Model | Sonar |
| Manufacturer | Opus |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Satin Black |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) CST |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Promax Levers ProMax Alloy V-Brake Brakes |
| Hubs for disc brakes | Rear: Formula Nutted Front: Formula |
| Rims manufacturer | Alex DM-18 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | 6000 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Ora AL-027 |
| Handlebar extender | Optional |
| Handlebar stem details | Ora 2D |
| Headset size | 1 1/8 (inches) VP |
Gearing Specifications
| Bicycle chain | KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | CH-52 Cartridge |
| Crankset parts and sizes | Suntour XCR-170 |
| Gear shift levers | Shimano ST-EF60 |
| Rear gear set | 11 - 30 Teeth 7-speed |
Opus Sonar Fork System Data
| Derailleur (Front) | Shimano C050 |
| Derailleur (Rear) | Shimano Tourney TX-51 |
| Fork material | Single |
| Fork type | 75 (millimeters) Travel RST 191 T7 |
Other Specs of Opus Sonar
| Component group sets | Mountain Mix |
| Pedals details | Wellgo Alloy Body and cage |
| Rear shock absorber | Not Available |
| Saddle seat | Black Ora |
| Seat post extension | 27.2 (millimeters) Diameter Ora SP242 |
Useful links and guides ....
- To know more about this exacte bike, Giant provided us with the latest version of its Boulder bike manual
- Find All parts, tires and accessories of Giant Boulder Mountain bike here
- Get your Opus Sonar manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Opus Sonar Mountain bike here