Mirraco APPRENTICE 12R 2009 VS Specialized HOTROCK 24 21-SPEED STREET BOYS 2015 specs comparison
Mirraco Apprentice 12R
General Infos| Model | Apprentice 12R |
| Manufacturer | Mirraco |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Lacquer Black -Gloss White |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 12 X 2.125 (inches) CST Dirt |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Tektro 323 Alloy Rear Levers Coaster Brake With Hand Brake Rear Brakes |
| Hubs for disc brakes | Rear: Coaster Brake Front: 3/8 (inches) Axle |
| Rims manufacturer | 20-hole Single Wall |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | High Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece 4.3 (inches) |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Quill |
| Headset size | 1 (inches) Threaded |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American |
| Crankset parts and sizes | 26 Teeth Dialed 3-pc. |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Mirraco Apprentice 12R Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown High-tensile Steel |
| Fork type | Not Available |
Other Specs of Mirraco Apprentice 12R
| Component group sets | BMX |
| Pedals details | Wellgo Resin |
| Rear shock absorber | Not Available |
| Saddle seat | M3 Jr. 7 (millimeters) Rails |
| Seat post extension | 22.2 (millimeters) Diameter Steel |
Specialized HOTROCK 24 21-SPEED STREET BOYS
General Infos| Model | HOTROCK 24 21-SPEED STREET BOYS |
| Manufacturer | Specialized |
| Year of production | 2015 |
| Current price | Check price Here ==> |
| Color choice |
-Red and White and Black |
| Sizes |
- Standard size for all |
Wheels And Breaking System
| Bike front tire | 24x1.5 (inches) 30TPI Flak Jacket Protection Wire Bead Specialized Nimbus |
| Bike rear tire | Not Available |
| Bike wheel size | 24 |
| Brakeset type | 60 (millimeters) Pads Die-cast Alloy V-brake |
| Hubs for disc brakes | 3/8 (inches) Axle 32h 32h Alloy Dual Lock Nuts With 17 (millimeters) Contact Side Dual Lock Nuts With 17 (millimeters) Contact Side Loose Ball Loose Ball Nutted Steel Nutted Alloy |
| Rims manufacturer | 32h Alloy Single Wall Pin Joint 24 (inches) |
| Spoke nipples type | Not Available |
| Spoke wheel | 14g With Brass Nipple Stainless |
Frame and Body Specs
| Frame materials | Aluminum |
| Frame type | Forged Dropouts Formed Toptube and downtube Replaceable Alloy Derailleur Hanger Specialized A1 Premium Aluminum |
| Handlebar construction | 10-degree Backsweep 25.4 (millimeters) 4-degree Upsweep Steel Kid's Flat |
| Handlebar extender | Not Available |
| Handlebar stem details | 20-degree Rise 4-bolt Forged Alloy Ahead |
| Headset size | 1/8 (inches) Sealed Cartridge Bearings Ahead |
Gearing Specifications
| Bicycle chain | 1/2 (inches)x3/32 (inches) KMC HV500 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Semi-cartridge With Bolts 68x119 (millimeters) |
| Crankset parts and sizes | 42/34/24 Steel With Chainguard Forged Alloy Arms |
| Gear shift levers | 7-speed Shimano Revo-Shift |
| Rear gear set | 14-28 7-speed Freewheel Shimano |
Specialized HOTROCK 24 21-SPEED STREET BOYS Fork System Data
| Derailleur (Front) | Shimano Tourney |
| Derailleur (Rear) | 7-speed MegaRange Shimano TX-35 |
| Fork material | Aluminum |
| Fork type | 1-1/8 (inches) Steerer Straight Blade Alloy |
Other Specs of Specialized HOTROCK 24 21-SPEED STREET BOYS
| Component group sets | Youth Mix |
| Pedals details | 9/16 (inches) With Reflectors Composite Platform |
| Rear shock absorber | Not Available |
| Saddle seat | 7 (millimeters) Rails With Bumper Specialized Kids |
| Seat post extension | 27.2 (millimeters) Single Bolt Alloy |
Useful links and guides ....
- To know more about this exacte bike, Mirraco provided us with the latest version of its Apprentice 12R bike manual
- Find All parts, tires and accessories of Mirraco Apprentice 12R Youth here
- Get your Specialized HOTROCK 24 21-SPEED STREET BOYS manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized HOTROCK 24 21-SPEED STREET BOYS Youth here
