Specialized HOTROCK 20 BOYS 2009 VS Kona COWAN 2-4 2010 specs comparison
Specialized Hotrock 20 Boys
General Infos| Model | Hotrock 20 Boys |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss Black Green - Gloss Silver and Red - Gloss White and Black -Gloss Black and Yellow |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Specialized Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Linear Pull |
| Hubs for disc brakes | Rear: Forged Alloy Front: Alloy Nutted |
| Rims manufacturer | 32-hole Alex C-1000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. UCP |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Hi-Ten Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z50 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 128 (millimeters) Spindle VP |
| Crankset parts and sizes | 36 Teeth Sugino With Chainguide |
| Gear shift levers | Twist-shift |
| Rear gear set | 6-speed |
Specialized Hotrock 20 Boys Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 50 (millimeters) Travel RST Capa C20 |
Other Specs of Specialized Hotrock 20 Boys
| Component group sets | Mountain Mix |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Micro Adjust |
Kona Cowan 2-4
General Infos| Model | Cowan 2-4 |
| Manufacturer | Kona |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-White |
| Sizes |
- 13 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 2.10 (inches) Kenda Small Block 8 |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Shimano M486 Hydraulic Levers Shimano M486 Hydraulic Disc With 6 (inches) Rotor Brakes |
| Hubs for disc brakes | Formula Disc |
| Rims manufacturer | Alex DM-24 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Kona Clump 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Kona OB Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Kona OB |
| Headset size | 1 1/8 (inches) Threadless TH |
Gearing Specifications
| Bicycle chain | KMC Z610 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | RPM ISIS DH |
| Crankset parts and sizes | 32 Teeth FSA Step Up With Bashguard |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
Kona Cowan 2-4 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single |
| Fork type | 100 (millimeters) Travel Marzocchi Dirt Jumper 3 |
Other Specs of Kona Cowan 2-4
| Component group sets | Mountain Mix |
| Pedals details | Kona Jackshit |
| Rear shock absorber | Not Available |
| Saddle seat | Velo DJ Junior |
| Seat post extension | Kona Thumb |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 Boys bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Boys Youth here
- Get your Kona Cowan 2-4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Cowan 2-4 Youth here