Ross PIRANHA PRO 1996 VS Specialized HOTROCK 12 BOYS 2007 specs comparison
Ross Piranha Pro
General InfosModel | Piranha Pro |
Manufacturer | Ross |
Year of production | 1996 |
Current price | Check price Here ==> |
Color choice | -Dark blue |
Sizes | - Boys 11.5 (inches) |
Sizes | - Boys 11.5 (inches) |
Wheels And Breaking System
Bike front tire | 20 X 1.75 (inches) Ross BMX |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Steel LeversAlloy Side-pull Calipers Brakes |
Hubs for disc brakes | Not Available |
Rims manufacturer | 36-holeKin Lin Steel |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeSha Dar Stainless Steel |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded Steel |
Handlebar construction | BMX Steel |
Handlebar extender | Not Available |
Handlebar stem details | BMX Alloy |
Headset size | 1 (inches) Victor VP-H93 Sealed |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches)KMC 410 |
Bottom bracket shell width | 68 (millimeters) Threadless |
Bottom bracket type | Wald |
Crankset parts and sizes | 44 Teeth1-piece 6 (inches) |
Gear shift levers | Not Available |
Rear gear set | 18 Teeth1-speed |
Ross Piranha Pro Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHi-tensile Steel |
Fork type | Ross |
Other Specs of Ross Piranha Pro
Component group sets | Not Available |
Pedals details | Fasten NW-97A |
Rear shock absorber | Not Available |
Saddle seat | Ross BMX |
Seat post extension | 25.4 (millimeters) DiameterSteel |

Specialized Hotrock 12 Boys
General InfosModel | Hotrock 12 Boys |
Manufacturer | Specialized |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | - Red and Black-Green and Black |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | 26 X 2.10 (inches) Specialized Roller |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Coaster Rear |
Hubs for disc brakes | Joy Tech Steel Nutted |
Rims manufacturer | 16-holeAlloy Single Wall |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Straight GaugeUCP |
Frame and Body Specs
Frame materials | Specialized A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | Alloy 2pc |
Handlebar extender | Optional |
Handlebar stem details | Alloy 1 (inches) Quill |
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 | 28 TeethHeat 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 CrownAluminum and steel Steerer |
Fork type | Specialized A1 |
Other Specs of Specialized Hotrock 12 Boys
Component group sets | Juvenile Mix |
Pedals details | Composite Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized Hotrock Jumping |
Seat post extension | 22.2 (millimeters) DiameterSteel |
Useful links and guides ....
- To know more about this exacte bike, Ross provided us with the latest version of its Piranha Pro bike manual
- Find All parts, tires and accessories of Ross Piranha Pro 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