Kona BLAST 2009 VS Ritchey P-21 1997 specs comparison
Kona Blast
General Infos| Model | Blast |
| Manufacturer | Kona |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Black Metallic |
| Sizes |
- 14 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches) |
| Sizes |
- 14 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) Maxxis Ignitor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid FR-5 Levers Hayes MX-4 Disc Brakes |
| Hubs for disc brakes | Rear: Shimano M475 Disc Front: Formula Disc |
| Rims manufacturer | Alex ACE-18 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Kona 7005 Aluminum Butted |
| Frame type | TIG-welded |
| Handlebar construction | Kona XC and BC |
| Handlebar extender | Optional |
| Handlebar stem details | Kona XC and BC |
| Headset size | 1 1/8 (inches) TH |
Gearing Specifications
| Bicycle chain | Shimano HG40 |
| Bottom bracket shell width | 73 (millimeters) |
| Bottom bracket type | FSA Powerdrive |
| Crankset parts and sizes | 22/32/42 Teeth FSA Alpha Drive |
| Gear shift levers | Shimano Acera |
| Rear gear set | 11 - 32 Teeth 8-speed |
Kona Blast Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Deore |
| Fork material | Single |
| Fork type | 100 (millimeters) Travel RockShox Dart 2 With Turnkey |
Other Specs of Kona Blast
| Component group sets | Mountain Mix |
| Pedals details | Wellgo LU-A9 |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Speed V Sport SE |
| Seat post extension | Kona Thumb |
Ritchey P-21
General Infos| Model | P-21 |
| Manufacturer | Ritchey |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Red and white and blue |
| Sizes |
- 14 (inches) - 15 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Ritchey Omega Bite HD Kevlar Front: 26 X 2.10 (inches) Ritchey Alfa Bite SC HD Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid SD-1.9 Levers Avid SD-2.0 Brakes |
| Hubs for disc brakes | Rear: Shimano Deore XT Front: Shimano Deore XT Suspension |
| Rims manufacturer | 32-hole Rear: Ritchey OCR Front: Ritchey Rock SCX |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Double Butted Ritchey Stainless Steel |
Frame and Body Specs
| Frame materials | Ritchey WCS Prestige |
| Frame type | Fillet Brazed and TIG-welded |
| Handlebar construction | Ritchey ForceLite |
| Handlebar extender | Ritchey Expert |
| Handlebar stem details | Ritchey CompLite |
| Headset size | 1 (inches) Threadless Ritchey Logic Comp |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-M55 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 120 (millimeters) Spindle Ritchey SuperLogic |
| Crankset parts and sizes | 24/36/46 Teeth Ritchey Logic |
| Gear shift levers | Grip Shift SRT-800 X-Ray |
| Rear gear set | 11 - 28 Teeth 8-speed |
Ritchey P-21 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters) Shimano XTR Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Magnesium |
| Fork type | Rock Shox Judy XC |
Other Specs of Ritchey P-21
| Component group sets | Ritchey Expert |
| Pedals details | Ritchey Logic |
| Rear shock absorber | Not Available |
| Saddle seat | Ritchey Vector |
| Seat post extension | 27.0 (millimeters) Diameter Ritchey Expert |
Useful links and guides ....
- To know more about this exacte bike, Kona provided us with the latest version of its Blast bike manual
- Find All parts, tires and accessories of Kona Blast Mountain bike here
- Get your Ritchey P-21 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ritchey P-21 Mountain bike here