GT MACH ONE JR. 2009 VS Bontrager B52 1997 specs comparison
GT Mach One Jr.
General Infos| Model | Mach One Jr. |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) GT Wing Design |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Coaster Brake Front: Steel |
| Rims manufacturer | 28-hole Alloy |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Not Available |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Hi-ten |
| Handlebar extender | Optional |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Steel |
| Crankset parts and sizes | 32 Teeth Forged One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach One Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown |
| Fork type | GT BMX |
Other Specs of GT Mach One Jr.
| Component group sets | BMX |
| Pedals details | Jr Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Bontrager B52
General Infos| Model | B52 |
| Manufacturer | Bontrager |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Expert - Pro - XL |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Cheng Shin Comp III Type Front: 20 X 2.125 (inches) Cheng Shin Comp III Type |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes |
| Hubs for disc brakes | Aluminum Nutted |
| Rims manufacturer | 36-hole Bontrager Mack |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Chromoly |
| Handlebar extender | Not Available |
| Handlebar stem details | Bontrager Aluminum |
| Headset size | 1 1/8 (inches) Threadless Dia-Compe Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | Boss Sealed Cartridge Bearing |
| Crankset parts and sizes | 44 Teeth Boss 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Bontrager B52 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | 4130 chromoly c |
| Fork type | Bontrager |
Other Specs of Bontrager B52
| Component group sets | Not Available |
| Pedals details | Aluminum Clipless |
| Rear shock absorber | Not Available |
| Saddle seat | Velo C20 |
| Seat post extension | 27.0 (millimeters) Diameter Bontrager Comp |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Jr. bike manual
- Find All parts, tires and accessories of GT Mach One Jr. BMX here
- Get your Bontrager B52 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Bontrager B52 BMX here