Scorpio AT-J20 1999 VS Specialized HOTROCK COASTER 12 GIRL 2011 specs comparison
Scorpio AT-J20
General Infos| Model | AT-J20 |
| Manufacturer | Scorpio |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice | - Monarch Blue-Honey Dew |
| Sizes | - Boys 9.5 (inches)- girls 9.5 (inches) |
| Sizes | - Boys 9.5 (inches)- girls 9.5 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) Kenda K-850 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | APSE 303AP LeversAPSE Cantilever Brakes |
| Hubs for disc brakes | NuttedJoy Tech Steel |
| Rims manufacturer | 36-holeWeinmann 119 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeShuhn Lih Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Hsin Lung Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Hsin Lung Steel |
| Headset size | 1 (inches) YST Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches)KMC Z-51 |
| Bottom bracket shell width | American |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth1-piece 5 1/2 (inches) |
| Gear shift levers | Grip Shift MRX-170 Rear |
| Rear gear set | 13 - 28 Teeth7-speed |
Scorpio AT-J20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Unicrown CrownHi-tensile Steel |
| Fork type | Pilot |
Other Specs of Scorpio AT-J20
| Component group sets | Juvenile Mix |
| Pedals details | Victor Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Pilot |
| Seat post extension | 25.4 (millimeters) DiameterSteel |
Specialized Hotrock Coaster 12 Girl
General Infos| Model | Hotrock Coaster 12 Girl |
| Manufacturer | Specialized |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice | - Pur-Pnk |
| Sizes | - 1 size |
Wheels And Breaking System
| Bike front tire | 12 X 2.0 (inches) Specialized Rhythm Lite Sport |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster |
| Hubs for disc brakes | Steel |
| Rims manufacturer | 16-holeAlloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. UCP |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC Z-410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Heat Treated Hi-Ten Cups |
| Crankset parts and sizes | 28t Disc TeethHeat Treated Hi-Ten |
| Gear shift levers | Not Available |
| Rear gear set | Not Available |
Specialized Hotrock Coaster 12 Girl Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single CrownAlloy |
| Fork type | Hi Ten |
Other Specs of Specialized Hotrock Coaster 12 Girl
| Component group sets | Juvenile Mix |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Kid's |
| Seat post extension | 22.2 (millimeters) DiameterSteel |
Useful links and guides ....
- To know more about this exacte bike, Scorpio provided us with the latest version of its AT-J20 bike manual
- Find All parts, tires and accessories of Scorpio AT-J20 Youth here
- Get your Specialized Hotrock Coaster 12 Girl manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hotrock Coaster 12 Girl Youth here