GT MACH ONE PRO 2005 VS Robinson JR. 1997 specs comparison
GT Mach One Pro
General Infos| Model | Mach One Pro |
| Manufacturer | GT |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice | - Chrome-Gloss Black |
| Sizes | - Pro |
| Sizes | - Pro |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) GT Brody KnobFront: 20 X 2.125 (inches) GT Brody Knob |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Aluminum Rear |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | Jalco ST-32 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Chromoly Down Tube and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Hi-tensile Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless VP-A74F HD Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed |
| Crankset parts and sizes | 42 TeethGT Forged |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
GT Mach One Pro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | GT |
Other Specs of GT Mach One Pro
| Component group sets | Not Available |
| Pedals details | Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT BMX Pro Lite |
| Seat post extension | 25.4 (millimeters) DiameterAluminum Micro-adjust |
Robinson Jr.
General Infos| Model | Jr. |
| Manufacturer | Robinson |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice | -Ball burnished |
| Sizes | - Boys |
Wheels And Breaking System
| Bike front tire | 20 X 1 1/8 (inches) GT AA Pro Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX-122 Jr. LeversDia-Compe Aluminum Side-pull Caliper Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 36-holeAraya |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
| Frame materials | Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Robinson Aluminum |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Aluminum |
| Headset size | 1 (inches) Threadless Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches)KMC 410 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 39 Teeth3-piece Aluminum |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
Robinson Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | Robinson |
Other Specs of Robinson Jr.
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platforms |
| Rear shock absorber | Not Available |
| Saddle seat | GT Plastic |
| Seat post extension | AluminumPillar |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Pro bike manual
- Find All parts, tires and accessories of GT Mach One Pro BMX here
- Get your Robinson Jr. manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Robinson Jr. BMX here