Ross PRONTO 1998 VS K2 Z-12 SIDEWALK 2005 specs comparison
Ross Pronto
General Infos| Model | Pronto |
| Manufacturer | Ross |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Metallic blue |
| Sizes |
- Boys |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | 12 X 2.0 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Brake |
| Hubs for disc brakes | Rear: Coaster Brake With Training Wheels Nutted Front: Steel |
| Rims manufacturer | Not Available |
| Spoke nipples type | Not Available |
| Spoke wheel | Molded Reinforced Nylon |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | Welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | American |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 30 Teeth Steel |
| Gear shift levers | Not Available |
| Rear gear set | 13 Teeth 1-speed |
Ross Pronto Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Ross |
Other Specs of Ross Pronto
| Component group sets | Not Available |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | BMX |
| Seat post extension | 22.2 (millimeters) Diameter Steel Pillar |
K2 Z-12 Sidewalk
General Infos| Model | Z-12 Sidewalk |
| Manufacturer | K2 |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Silver -Pink |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 12 X 1.95 (inches) Kenda |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Steel Coaster Brake Front: Steel |
| Rims manufacturer | 16-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge UCP |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) Threaded Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 28 Teeth 1-piece Steel |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth 1-speed |
K2 Z-12 Sidewalk Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown High-tensile Steel |
| Fork type | K2 |
Other Specs of K2 Z-12 Sidewalk
| Component group sets | Not Available |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Juvenile |
| Seat post extension | Steel |
Useful links and guides ....
- To know more about this exacte bike, Ross provided us with the latest version of its Pronto bike manual
- Find All parts, tires and accessories of Ross Pronto Youth here
- Get your K2 Z-12 Sidewalk manual book version yo know further about this bike
- Saddles, tires And mechanical parts for K2 Z-12 Sidewalk Youth here