Specialized HOTROCK 20 BOYS 2007 VS Kona STUFF JR. 2004 specs comparison
Specialized Hotrock 20 Boys
General Infos| Model | Hotrock 20 Boys |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Orange and Black -Blue and Black |
| Sizes |
- Standard size for everyone |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) Specialized Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Tektro Jr. Levers Tektro V-brake Brakes |
| Hubs for disc brakes | Rear: Forged Alloy Front: Alloy Nutted |
| Rims manufacturer | 36-hole Alex C-1000 Alloy Single Wall |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy A-Head |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | Shimano HG-40 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 128 (millimeters) Spindle VP Loose Ball |
| Crankset parts and sizes | 36 Teeth Sugino |
| Gear shift levers | Shimano RS-31 Revo Twist |
| Rear gear set | 14 - 28 Teeth 6-speed |
Specialized Hotrock 20 Boys Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano TY |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 50 (millimeters) RST 200K |
Other Specs of Specialized Hotrock 20 Boys
| Component group sets | Juvenile Mix |
| Pedals details | Composite Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Hotrock Jumping |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Micro Adjust |
Kona Stuff Jr.
General Infos| Model | Stuff Jr. |
| Manufacturer | Kona |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Orange |
| Sizes |
- Boys 13 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.90 (inches) Cheng Shin |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Avid Levers Shimano Mechanical Disc Brakes |
| Hubs for disc brakes | Rear: Shimano FH-M475 Disc Front: Shimano HB-M475 Disc |
| Rims manufacturer | 32-hole Sun Rims Ditch Witch |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Kona DH Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Kona Clump |
| Headset size | 1 1/8 (inches) Threadless FSA |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG31 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | TruVativ ISIS Drive Hussefelt |
| Crankset parts and sizes | 22/32 Teeth TruVativ Hussefelt DH |
| Gear shift levers | Shimano Alivio RapidFire |
| Rear gear set | 11 - 32 Teeth 8-speed |
Kona Stuff Jr. Fork System Data
| Derailleur (Front) | Top-pull and clamp-on Shimano Alivio |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | Marzocchi MZ Race |
Other Specs of Kona Stuff Jr.
| Component group sets | Mountain Mix |
| Pedals details | Kona JackShit Jr |
| Rear shock absorber | Not Available |
| Saddle seat | Kona DJ |
| Seat post extension | Kona Double Thumb |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 Boys bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Boys Youth here
- Get your Kona Stuff Jr. manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Stuff Jr. Youth here
