Specialized HOTROCK 20 STREET BOYS 2012 VS Mirraco APPRENTICE 20 2009 specs comparison
Specialized Hotrock 20 Street Boys
General Infos| Model | Hotrock 20 Street Boys |
| Manufacturer | Specialized |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
-Red |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | Nimbus With Flk Jkt 20 X1.5 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Die Cast Alloy Linear Pull |
| Hubs for disc brakes | Unavailable Front Hub Unavailable Rear Hub |
| Rims manufacturer | Alex C-1000 20 (inches) |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | Not Available |
| Handlebar construction | Hi-Ten Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | Ahead 25.4 |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | KMC Z-50 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Water Sealed Loose-ball |
| Crankset parts and sizes | Forged Alloy |
| Gear shift levers | Shimano RS-31 Revo Twist 6spd |
| Rear gear set | Not Available |
Specialized Hotrock 20 Street Boys Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Shimano FT-30 |
| Fork material | Not Available |
| Fork type | Alloy Straight Blades |
Other Specs of Specialized Hotrock 20 Street Boys
| Component group sets | Not Available |
| Pedals details | Compostie |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Specialized Kids Body Geometry |
| Seat post extension | Alloy 27.2 |
Mirraco Apprentice 20
General Infos| Model | Apprentice 20 |
| Manufacturer | Mirraco |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Lightening Red - Metallic Gray -Deep Blue |
| Sizes |
- 19 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.95 (inches) CST Dirt Front: 20 X 2.125 (inches) CST Dirt |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 289 Rear Levers Tektro Alloy U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Coaster Brake Front: 3/8 (inches) Axle |
| Rims manufacturer | 36-hole Alex C-303 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | 2-tube Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece 6.5 (inches) |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) VP A-88 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American |
| Crankset parts and sizes | 38 Teeth 1-pc Hi-ten |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Mirraco Apprentice 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Cr-mo Blades and Hi-Ten Steerer |
| Fork type | Not Available |
Other Specs of Mirraco Apprentice 20
| Component group sets | BMX |
| Pedals details | Wellgo Resin |
| Rear shock absorber | Not Available |
| Saddle seat | M3 Lite 8 (millimeters) Rails |
| Seat post extension | 25.4 (millimeters) Diameter Alloy |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 Street Boys bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Street Boys Youth here
- Get your Mirraco Apprentice 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mirraco Apprentice 20 Youth here