Rocky Mountain GRIND 20 2007 VS Kona HULA 2008 specs comparison
Rocky Mountain Grind 20
General Infos| Model | Grind 20 |
| Manufacturer | Rocky Mountain |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Black and Red |
| Sizes |
- Boys 12 (inches) |
| Sizes |
- Boys 12 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Kenda |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro TS325 Levers Tektro J310 Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | Alex Y-2000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Black |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | RMB XC |
| Handlebar extender | Not Available |
| Handlebar stem details | RMB XC |
| Headset size | FSA |
Gearing Specifications
| Bicycle chain | KMC Z50 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA Sealed |
| Crankset parts and sizes | 36 Teeth Alloy |
| Gear shift levers | Shimano Revo 6-speed |
| Rear gear set | 6-speed |
Rocky Mountain Grind 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano FT-30 Super Short Cage |
| Fork material | Single Crown Aluminum and steel |
| Fork type | 50 (millimeters) Travel RST 200K |
Other Specs of Rocky Mountain Grind 20
| Component group sets | Shimano Mix |
| Pedals details | Big Flats |
| Rear shock absorber | Not Available |
| Saddle seat | RMB Velo |
| Seat post extension | RMB |
Kona Hula
General Infos| Model | Hula |
| Manufacturer | Kona |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Pink -Orange |
| Sizes |
- 12 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Kenda K-879 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Shimano EZ-Fire Levers Tektro J310 Brakes |
| Hubs for disc brakes | Formula |
| Rims manufacturer | Rigida Cyber 10 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
| Frame materials | Kona 7005 Aluminum Butted |
| Frame type | TIG-welded |
| Handlebar construction | Kona Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Kona Control |
| Headset size | Ritchey LB Plus |
Gearing Specifications
| Bicycle chain | KMC UG-50 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | CH |
| Crankset parts and sizes | 24/34/42 Teeth RPM AL7-324 |
| Gear shift levers | Shimano EZ-Fire |
| Rear gear set | 14 - 28 Teeth 7-speed |
Kona Hula Fork System Data
| Derailleur (Front) | Shimano Tourney |
| Derailleur (Rear) | Shimano Tourney |
| Fork material | Single |
| Fork type | 60 (millimeters) Travel Suntour XCC-D |
Other Specs of Kona Hula
| Component group sets | Juvenile Mix |
| Pedals details | Xerama SP-400 |
| Rear shock absorber | Not Available |
| Saddle seat | Velo |
| Seat post extension | Kona Thumb |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Grind 20 bike manual
- Find All parts, tires and accessories of Rocky Mountain Grind 20 Youth here
- Get your Kona Hula manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Hula Youth here
