Diamondback RM 20 2011 VS Specialized HOTROCK 12 BOYS 2009 specs comparison
Diamondback RM 20
General Infos| Model | RM 20 |
| Manufacturer | Diamondback |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss black |
| Sizes |
- 20 Jr. Sidewalk (inches) |
| Sizes |
- 20 Jr. Sidewalk (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Comp III Style |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Linear Levers Alloy Linear Brakes |
| Hubs for disc brakes | Nutted |
| Rims manufacturer | 36-hole R-1000 Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Hi-Ten Remington Steel |
| Frame type | Steel |
| Handlebar construction | Hi-Ten 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | Steel Quill With Alloy Cap |
| Headset size | 1 (inches) Threaded |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 36T Teeth 1-piece |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth 1-speed |
Diamondback RM 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Steel |
| Fork type | Hi-Ten Remington |
Other Specs of Diamondback RM 20
| Component group sets | Juvenile Mix |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | DB BMX Padded |
| Seat post extension | 25.4 (millimeters) Diameter Steel Pillar |
Specialized Hotrock 12 Boys
General Infos| Model | Hotrock 12 Boys |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss Red -Gloss Green |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 12 X 2.125 (inches) Specialized |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Rear |
| Hubs for disc brakes | Rear: Joy Tech Steel Nutted Coaster Front: Joy Tech Steel Nutted |
| Rims manufacturer | 16-hole Alloy |
| 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 | Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Quill |
| Headset size | 1 (inches) Threaded |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 28 Teeth Heat Treated Hi-Ten |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Specialized Hotrock 12 Boys Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown A1 Premium Aluminum and Hi-Ten |
| Fork type | Specialized |
Other Specs of Specialized Hotrock 12 Boys
| Component group sets | Juvenile Mix |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Kid's |
| Seat post extension | 22.2 (millimeters) Diameter Integrated Steel Post |
Useful links and guides ....
- To know more about this exacte bike, Diamondback provided us with the latest version of its RM 20 bike manual
- Find All parts, tires and accessories of Diamondback RM 20 Youth here
- Get your Specialized Hotrock 12 Boys manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hotrock 12 Boys Youth here